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# A title here is not an approved definition or a claim of semantic novelty.
# Domain order prioritizes reusable foundations and complements the current source-rich Carrier.

[Logic and foundations]
Proposition
Predicate (mathematical logic)
Logical connective
Logical consequence
Logical equivalence
Material conditional
Necessary and sufficient conditions
Tautology (logic)
Contradiction
Consistency
Soundness
Completeness (logic)
Validity (logic)
Satisfiability
Entailment
Deductive reasoning
Inductive reasoning
Abductive reasoning
Non-monotonic logic
Defeasible reasoning
Modal logic
Temporal logic
Deontic logic
Paraconsistent logic
Intuitionistic logic
First-order logic
Second-order logic
Formal system
Formal language
Inference rule
Proof theory
Model theory
Type theory
Set theory
Set (mathematics)
Subset
Power set
Cartesian product
Binary relation
Equivalence relation
Partial order
Total order
Well-order
Reflexive relation
Symmetric relation
Transitive relation
Antisymmetric relation
Mathematical induction
Recursion
Self-reference
Russell's paradox
Gödel's incompleteness theorems
Axiom of choice
Continuum hypothesis

[Numbers and algebra]
Natural number
Integer
Rational number
Irrational number
Real number
Complex number
Prime number
Prime factorization
Divisibility
Greatest common divisor
Least common multiple
Modular arithmetic
Congruence relation
Chinese remainder theorem
Diophantine equation
Numeral system
Positional notation
Logarithm
Exponentiation
Polynomial
Polynomial ring
Rational function
Algebraic number
Transcendental number
Group (mathematics)
Subgroup
Group action
Symmetry group
Ring (mathematics)
Field (mathematics)
Homomorphism
Isomorphism
Kernel (algebra)
Quotient group
Vector space
Linear combination
Linear independence
Basis (linear algebra)
Dimension (vector space)
Linear map
Matrix (mathematics)
Matrix multiplication
Determinant
Rank (linear algebra)
Eigenvalues and eigenvectors
Inner product space
Orthogonality
Norm (mathematics)
Singular value decomposition
Tensor
Dual space
Affine space
Linear equation
System of linear equations

[Analysis and geometry]
Metric space
Topological space
Open set
Closed set
Compact space
Connected space
Homeomorphism
Manifold
Curvature
Geodesic
Euclidean geometry
Non-Euclidean geometry
Projective geometry
Differential geometry
Fractal
Hausdorff dimension
Measure (mathematics)
Lebesgue integration
Riemann integral
Fundamental theorem of calculus
Partial derivative
Gradient
Divergence
Curl (mathematics)
Jacobian matrix and determinant
Hessian matrix
Differential equation
Ordinary differential equation
Partial differential equation
Initial value problem
Boundary value problem
Fourier series
Fourier transform
Laplace transform
Taylor series
Power series
Analytic function
Complex analysis
Contour integration
Conformal map
Convolution
Distribution (mathematics)
Green's function
Calculus of variations
Functional (mathematics)
Fixed-point theorem
Convex function
Convex set
Asymptotic analysis
Big O notation
Numerical analysis
Numerical stability
Condition number
Floating-point arithmetic

[Probability and statistics]
Probability
Probability space
Event (probability theory)
Random variable
Probability distribution
Probability density function
Cumulative distribution function
Expected value
Variance
Standard deviation
Covariance
Correlation
Conditional probability
Independence (probability theory)
Bayes' theorem
Law of total probability
Law of large numbers
Central limit theorem
Normal distribution
Binomial distribution
Poisson distribution
Exponential distribution
Power law
Entropy (information theory)
Joint probability distribution
Marginal distribution
Likelihood function
Maximum likelihood estimation
Bayesian inference
Prior probability
Posterior probability
Confidence interval
Credible interval
Statistical hypothesis test
P-value
Statistical power
Type I and type II errors
Effect size
Sampling (statistics)
Sampling bias
Selection bias
Survivorship bias
Confounding
Simpson's paradox
Regression analysis
Linear regression
Logistic regression
Analysis of variance
Time series
Autocorrelation
Bootstrap (statistics)
Monte Carlo method
Markov chain
Stochastic process
Random walk
Sensitivity analysis
Missing data
Multiple comparisons problem
Meta-analysis
Publication bias

[Measurement and causal inquiry]
Measurement
Physical quantity
Dimensional analysis
International System of Units
Measurement uncertainty
Accuracy and precision
Significant figures
Error propagation
Systematic error
Random error
Calibration
Traceability
Reproducibility
Replication crisis
Falsifiability
Operational definition
Construct validity
Internal validity
External validity
Reliability (statistics)
Proxy (statistics)
Observation
Experiment
Control variable
Scientific control
Randomized controlled trial
Blinded experiment
Natural experiment
Quasi-experiment
Observational study
Longitudinal study
Cross-sectional study
Counterfactual conditional
Causal inference
Causality
Causal model
Directed acyclic graph
Instrumental variables estimation
Difference in differences
Regression discontinuity design
Mediator variable
Moderator variable
Inter-rater reliability
Identifiability
Uncertainty quantification
Inverse problem
Regularization (mathematics)
Model selection
Cross-validation (statistics)
Overfitting
Underfitting
Data leakage

[Information and communication]
Information
Information theory
Bit
Byte
Alphabet (formal languages)
Code
Encoding
Lossless compression
Lossy compression
Data compression
Source coding theorem
Noisy-channel coding theorem
Mutual information
Conditional entropy
Kullback–Leibler divergence
Cross-entropy
Channel capacity
Signal-to-noise ratio
Error detection and correction
Hamming distance
Hamming code
Reed–Solomon error correction
Checksum
Cyclic redundancy check
Cryptographic hash function
Hash collision
Digital signature
Public-key cryptography
Symmetric-key algorithm
End-to-end encryption
Authentication
Authorization
Access control
Zero-knowledge proof
Secret sharing
Differential privacy
Anonymization
Pseudonymization
Metadata
Data provenance
Data lineage
Version control
Content-addressable storage
Merkle tree
Persistent identifier
Uniform Resource Identifier
Serialization
Canonicalization
Unicode
Character encoding
Protocol (communication)
Packet switching
Latency (engineering)
Bandwidth (computing)

[Computation and algorithms]
Algorithm
Computability theory
Turing machine
Halting problem
Computational complexity
P versus NP problem
NP-completeness
Reduction (complexity)
Decidability (logic)
Finite-state machine
Pushdown automaton
Context-free grammar
Regular expression
Parsing
Abstract syntax tree
Compiler
Interpreter (computing)
Programming language
Type system
Static type checking
Dynamic programming
Greedy algorithm
Divide-and-conquer algorithm
Backtracking
Branch and bound
Search algorithm
Sorting algorithm
Binary search
Data structure
Array (data structure)
Linked list
Stack (abstract data type)
Queue (abstract data type)
Hash table
Tree (data structure)
Binary search tree
Heap (data structure)
Graph (discrete mathematics)
Graph traversal
Breadth-first search
Depth-first search
Shortest path problem
Minimum spanning tree
Topological sorting
Flow network
Matching (graph theory)
Graph coloring
Connectivity (graph theory)
Graph isomorphism
Planar graph
Hypergraph
Algorithmic information theory
Kolmogorov complexity
Randomized algorithm
Approximation algorithm
Parallel computing
Concurrency (computer science)
Recursion (computer science)
Memoization
Loop invariant

[Software, data and artificial intelligence]
Database
Relational model
Database normalization
Referential integrity
Database transaction
ACID
Distributed computing
Consistency model
Eventual consistency
Consensus (computer science)
CAP theorem
Byzantine fault
Fault tolerance
Idempotence
Race condition
Deadlock
Atomicity (database systems)
Application programming interface
Interoperability
Semantic interoperability
Ontology (information science)
Knowledge graph
Semantic Web
Resource Description Framework
Knowledge representation and reasoning
Machine learning
Supervised learning
Unsupervised learning
Reinforcement learning
Self-supervised learning
Transfer learning
Representation learning
Artificial neural network
Backpropagation
Gradient descent
Transformer (deep learning architecture)
Attention (machine learning)
Embedding (machine learning)
Large language model
Retrieval-augmented generation
Explainable artificial intelligence
Algorithmic bias
Concept drift
Distribution shift
Adversarial machine learning
AI alignment
Human-in-the-loop
Human–computer interaction
Usability
Accessibility
Affordance
Progressive disclosure
User-centered design
Software testing
Formal verification
Software versioning
Open-source software
Software license
Digital preservation
Digital divide

[Systems and control]
System
System boundary
Open system (systems theory)
Closed system
Complex system
Complex adaptive system
Emergence
Self-organization
Feedback
Positive feedback
Negative feedback
Feedback control
Feedforward (control)
Control theory
State space (physics)
State-space representation
Transfer function
Impulse response
Step response
Frequency response
Stability theory
Lyapunov stability
Controllability
Observability
PID controller
Kalman filter
State estimation
Robust control
Adaptive control
Optimal control
Model predictive control
Hysteresis
Homeostasis
Set point (control system)
Delay differential equation
Oscillation
Coupled oscillation
Synchronization
Nonlinear system
Dynamical system
Attractor
Bifurcation theory
Chaos theory
Strange attractor
Phase space
Limit cycle
Equilibrium point
Critical slowing down
Phase transition
Percolation theory
Network science
Small-world network
Scale-free network
Centrality
Community structure
Network effect
Robustness (computer science)
Redundancy (engineering)
Cascading failure
System dynamics

[Mechanics, energy and fields]
Mass
Weight
Inertia
Momentum
Angular momentum
Force
Torque
Work (physics)
Energy
Power (physics)
Kinetic energy
Potential energy
Conservation of energy
Conservation of momentum
Conservation law
Noether's theorem
Newton's laws of motion
Lagrangian mechanics
Hamiltonian mechanics
Action (physics)
Principle of least action
Friction
Drag (physics)
Elasticity (physics)
Stress (mechanics)
Strain (mechanics)
Young's modulus
Plasticity (physics)
Viscosity
Fluid dynamics
Pressure
Buoyancy
Continuity equation
Bernoulli's principle
Reynolds number
Laminar flow
Turbulence
Diffusion
Brownian motion
Wave
Wave equation
Interference (wave propagation)
Diffraction
Polarization (waves)
Doppler effect
Standing wave
Dispersion (optics)
Electromagnetic field
Electric charge
Electric current
Electric potential
Capacitance
Inductance
Electrical resistance and conductance
Ohm's law
Maxwell's equations
Electromagnetic induction
Electromagnetic radiation
Electromagnetic spectrum
Speed of light

[Thermodynamics and matter]
Temperature
Heat
Thermal equilibrium
Thermodynamic equilibrium
Zeroth law of thermodynamics
First law of thermodynamics
Second law of thermodynamics
Third law of thermodynamics
Entropy
Enthalpy
Gibbs free energy
Helmholtz free energy
Chemical potential
Heat capacity
Specific heat capacity
Thermal conductivity
Heat transfer
Thermal radiation
Black-body radiation
Stefan–Boltzmann law
Carnot cycle
Heat engine
Heat pump
Exergy
Statistical mechanics
Microstate (statistical mechanics)
Partition function (statistical mechanics)
Equipartition theorem
Boltzmann distribution
Ideal gas law
Equation of state
Phase (matter)
Melting
Boiling
Sublimation (phase transition)
Supercritical fluid
Critical point (thermodynamics)
Quantum mechanics
Wave function
Quantum superposition
Quantum entanglement
Uncertainty principle
Quantum measurement
Quantum state
Density matrix
Pauli exclusion principle
Fermion
Boson
Quantum field theory
Standard Model
Symmetry breaking
Vacuum state
Superconductivity
Semiconductor

[Chemistry and materials]
Atom
Atomic number
Isotope
Ion
Molecule
Chemical element
Periodic table
Electron configuration
Atomic orbital
Chemical bond
Covalent bond
Ionic bonding
Metallic bonding
Hydrogen bond
Van der Waals force
Electronegativity
Oxidation state
Stoichiometry
Mole (unit)
Molar concentration
Chemical equilibrium
Equilibrium constant
Le Chatelier's principle
Reaction rate
Reaction mechanism
Activation energy
Catalysis
Acid
Base (chemistry)
pH
Buffer solution
Redox
Electrochemistry
Electrochemical cell
Solubility
Solution (chemistry)
Colloid
Suspension (chemistry)
Osmosis
Adsorption
Absorption (chemistry)
Chromatography
Distillation
Crystallization
Polymer
Monomer
Cross-link
Composite material
Alloy
Ceramic
Crystal
Amorphous solid
Crystal defect
Fatigue (material)
Fracture toughness
Corrosion
Biodegradation
Biocompatibility
Nanomaterials
Life-cycle assessment

[Earth, water and climate]
Earth system science
Geosphere
Atmosphere of Earth
Hydrosphere
Cryosphere
Biosphere
Plate tectonics
Continental drift
Subduction
Seafloor spreading
Rock cycle
Igneous rock
Sedimentary rock
Metamorphic rock
Weathering
Erosion
Sediment transport
Stratigraphy
Geologic time scale
Radiometric dating
Seismic wave
Earthquake
Volcanism
Geomagnetic field
Water cycle
Drainage basin
Groundwater
Aquifer
Water table
Infiltration (hydrology)
Evapotranspiration
Watershed management
Ocean current
Thermohaline circulation
Ocean stratification
Upwelling
Tide
Salinity
Atmospheric circulation
Coriolis force
Jet stream
Weather
Climate
Greenhouse effect
Radiative forcing
Climate sensitivity
Climate feedback
Carbon cycle
Carbon sink
Carbon budget
Ocean acidification
Sea level rise
El Niño–Southern Oscillation
Albedo
Urban heat island
Climate model
Climate variability and change
Paleoclimatology
Climate change adaptation
Climate change mitigation
Carbon sequestration
Planetary boundaries
Environmental monitoring
Remote sensing

[Astronomy and spacetime]
Orbit
Orbital elements
Kepler's laws of planetary motion
Orbital mechanics
Escape velocity
Orbital resonance
Lagrange point
Tidal locking
Hill sphere
Roche limit
Obliquity
Axial precession
Celestial coordinate system
Right ascension
Declination
Ecliptic
Sidereal time
Solar time
Astronomical unit
Light-year
Parsec
Parallax
Redshift
Spectroscopy
Spectral line
Stellar classification
Stellar evolution
Nucleosynthesis
Main sequence
White dwarf
Neutron star
Black hole
Event horizon
Accretion disk
Supernova
Nebula
Interstellar medium
Galaxy
Galaxy cluster
Dark matter
Dark energy
Cosmic microwave background
Big Bang
Cosmic inflation
Cosmological principle
Hubble's law
Observable universe
General relativity
Special relativity
Spacetime
Light cone
Gravitational wave
Gravitational lens
Exoplanet
Habitable zone
Astrobiology
Ephemeris
Proper motion
Celestial mechanics
N-body problem

[Cells, genetics and molecular biology]
Cell (biology)
Cell theory
Cell membrane
Cytoplasm
Organelle
Cell nucleus
Mitochondrion
Chloroplast
Ribosome
Cytoskeleton
Endoplasmic reticulum
Golgi apparatus
Lysosome
Cell division
Mitosis
Meiosis
Cell cycle
Apoptosis
Stem cell
Cell differentiation
DNA
RNA
Gene
Genome
Chromosome
Genetic code
DNA replication
Transcription (biology)
Translation (biology)
Gene expression
Gene regulation
Mutation
Genetic recombination
Allele
Genotype
Phenotype
Epigenetics
Heritability
Polygenic inheritance
Pleiotropy
Epistasis
Penetrance
Protein
Amino acid
Protein folding
Enzyme
Enzyme kinetics
Metabolism
Anabolism
Catabolism
Adenosine triphosphate
Cellular respiration
Photosynthesis
Fermentation
Signal transduction
Receptor (biochemistry)
Second messenger system
Cell signaling
Membrane transport
Active transport
Passive transport
Horizontal gene transfer
Endosymbiotic theory
Synthetic biology

[Evolution, ecology and living diversity]
Evolution
Genetic drift
Gene flow
Genetic variation
Population genetics
Hardy–Weinberg principle
Fitness (biology)
Adaptation
Sexual selection
Kin selection
Inclusive fitness
Coevolution
Speciation
Reproductive isolation
Adaptive radiation
Convergent evolution
Homology (biology)
Phylogenetics
Cladistics
Common descent
Evolutionary developmental biology
Evolutionary constraint
Trade-off
Life history theory
Niche construction
Ecological niche
Habitat
Ecosystem
Biome
Ecotone
Biodiversity
Species richness
Species evenness
Functional diversity
Trophic level
Food web
Primary production
Ecological efficiency
Nutrient cycle
Nitrogen cycle
Phosphorus cycle
Decomposition
Symbiosis
Mutualism (biology)
Commensalism
Parasitism
Predation
Competition (biology)
Carrying capacity
Population dynamics
Logistic function
Density dependence
Ecological succession
Disturbance (ecology)
Ecological resilience
Keystone species
Ecosystem engineer
Invasive species
Habitat fragmentation
Ecological corridor
Extinction
Conservation biology
Restoration ecology
Ecosystem service
Microbiome
Biofilm
Quorum sensing
Antimicrobial resistance
One Health
Rewilding

[Body, perception and public health]
Physiology
Anatomy
Organ (biology)
Tissue (biology)
Connective tissue
Muscle
Nervous system
Neuron
Synapse
Action potential
Neurotransmitter
Neuroplasticity
Sensory system
Proprioception
Interoception
Vestibular system
Vision
Color vision
Auditory system
Somatosensory system
Pain
Nociception
Circadian rhythm
Sleep
Endocrine system
Hormone
Immune system
Innate immune system
Adaptive immune system
Antigen
Antibody
Immunological memory
Inflammation
Pathogen
Infection
Transmission (medicine)
Epidemiology
Incidence (epidemiology)
Prevalence
Morbidity
Mortality rate
Basic reproduction number
Herd immunity
Disease surveillance
Social determinants of health
Public health
Health equity
Universal health care
Prevention (medical)
Screening (medicine)
Sensitivity and specificity
Positive and negative predictive values
Risk factor
Absolute risk reduction
Relative risk
Odds ratio
Placebo
Nocebo
Informed consent
Shared decision-making in medicine

[Mind, learning and behavior]
Cognition
Perception
Attention
Working memory
Short-term memory
Long-term memory
Episodic memory
Semantic memory
Procedural memory
Memory consolidation
Reconsolidation
Forgetting
Retrieval practice
Spacing effect
Learning
Classical conditioning
Operant conditioning
Reinforcement
Extinction (psychology)
Habituation
Sensitization
Observational learning
Metacognition
Executive functions
Inhibitory control
Cognitive flexibility
Cognitive load
Chunking (psychology)
Schema (psychology)
Mental model
Concept formation
Categorization
Prototype theory
Embodied cognition
Situated cognition
Distributed cognition
Theory of mind
Joint attention
Empathy
Emotion
Emotion regulation
Motivation
Intrinsic motivation
Self-determination theory
Self-efficacy
Learned helplessness
Agency (psychology)
Sense of agency
Cognitive dissonance
Confirmation bias
Availability heuristic
Anchoring effect
Loss aversion
Framing effect (psychology)
Prospect theory
Bounded rationality
Heuristic
Dual process theory
Mentalization
Psychological safety

[Language, meaning and expression]
Language
Linguistic sign
Semiotics
Signifier and signified
Semantics
Pragmatics
Syntax
Morphology (linguistics)
Phonology
Phonetics
Phoneme
Morpheme
Lexeme
Allomorph
Allophone
Lexicon
Polysemy
Homonym
Synonym
Antonym
Hyponymy and hypernymy
Meronymy and holonymy
Semantic field
Semantic role
Thematic relation
Compositionality
Compositional semantics
Semantic entailment
Presupposition
Implicature
Deixis
Anaphora (linguistics)
Coreference
Speech act
Illocutionary act
Perlocutionary act
Common ground (linguistics)
Conversational common ground
Grice's maxims
Relevance theory
Context (language use)
Ambiguity
Disambiguation
Word-sense disambiguation
Translation
Equivalence (translation theory)
Code-switching
Language contact
Linguistic relativity
Grammatical aspect
Grammatical tense
Evidentiality
Modality (linguistics)
Negation
Scope (formal semantics)
Quotation
Reported speech
Discourse
Discourse analysis
Register (sociolinguistics)
Narratology
Focalization
Unreliable narrator
Intertextuality

[Agency, ethics and knowledge]
Epistemology
Ontology
Metaphysics
Phenomenology (philosophy)
Intentionality
Consciousness
Qualia
Personal identity
Free will
Compatibilism
Moral responsibility
Autonomy
Consent
Coercion
Paternalism
Exploitation
Dignity
Respect
Beneficence (ethics)
Non-maleficence
Ethics of care
Consequentialism
Deontology
Virtue ethics
Moral particularism
Moral pluralism
Value pluralism
Moral uncertainty
Reflective equilibrium
Moral luck
Supererogation
Omission bias
Double effect
Doing and allowing harm
Distributive justice
Procedural justice
Restorative justice
Recognition (sociology)
Epistemic injustice
Testimony
Justification (epistemology)
Gettier problem
Reliabilism
Foundationalism
Coherentism
Fallibilism
Skepticism
Pragmatism
Instrumentalism
Scientific realism
Underdetermination
Inference to the best explanation
Epistemic humility
Objectivity (philosophy)
Intersubjectivity
Standpoint theory
Pluralism (philosophy)
Universalism
Relativism
Humanism

[Institutions, society and cooperation]
Institution
Social norm
Social role
Social structure
Social constructionism
Social identity theory
Social capital
Social trust
Collective action
Collective action problem
Public good (economics)
Common-pool resource
Tragedy of the commons
Governing the Commons
Collective intelligence
Deliberative democracy
Participatory democracy
Representative democracy
Polycentric governance
Subsidiarity
Federalism
Separation of powers
Checks and balances
Rule of law
Constitutionalism
Legitimacy (political)
Accountability
Transparency (behavior)
Administrative discretion
Principal–agent problem
Regulatory capture
Conflict of interest
Corruption
Bureaucracy
Civil society
Social movement
Social network
Network governance
Social stratification
Social inequality
Social mobility
Intersectionality
Structural violence
Discrimination
Stigma
Social exclusion
Inclusion (sociology)
Solidarity
Reciprocity (social psychology)
Generalized exchange
Gift economy
Volunteering
Mutual aid (organization theory)
Cooperative
Community organizing
Participatory budgeting
Public consultation
Citizen assembly
Social choice theory
Arrow's impossibility theorem

[Economics, decisions and resources]
Scarcity
Opportunity cost
Marginal cost
Marginal utility
Utility
Preference (economics)
Revealed preference
Budget constraint
Production possibility frontier
Supply and demand
Price elasticity of demand
Price elasticity of supply
Consumer surplus
Producer surplus
Economic surplus
Externality
Market failure
Information asymmetry
Adverse selection
Moral hazard
Signalling (economics)
Screening (economics)
Transaction cost
Economies of scale
Economies of scope
Increasing returns
Diminishing returns
Path dependence
Lock-in (decision-making)
Network externality
Sunk cost
Discounting
Present value
Cost–benefit analysis
Cost-effectiveness analysis
Multi-criteria decision analysis
Pareto efficiency
Pareto improvement
Kaldor–Hicks efficiency
Social welfare function
Game theory
Nash equilibrium
Dominant strategy
Mixed strategy
Prisoner's dilemma
Repeated game
Coordination game
Game of chicken
Stag hunt
Mechanism design
Incentive compatibility
Auction theory
Bargaining problem
Credible commitment
Time inconsistency
Option value
Real options valuation
Expected utility hypothesis
Decision theory
Decision-making under uncertainty

[Rights, conflict and peace]
Human rights
Civil and political rights
Economic, social and cultural rights
Self-determination
Sovereignty
Territorial integrity
Jurisdiction
Legal personality
Due process
Presumption of innocence
Burden of proof (law)
Standard of proof
Proportionality (law)
Necessity (law)
Legal certainty
Retroactivity
Non-retroactivity
Right to privacy
Freedom of speech
Freedom of association
Freedom of religion
Freedom of movement
Statelessness
Citizenship
Refugee
Internally displaced person
Non-refoulement
Humanitarian principles
International humanitarian law
Distinction (law)
Collective punishment
Civilian immunity
Conflict resolution
Conflict transformation
Mediation
Negotiation
Interest-based negotiation
Peacebuilding
Peacemaking
Peacekeeping
Ceasefire
Armistice
Security dilemma
Arms control
Confidence-building measures
Verification (arms control)
Demobilization
Disarmament, demobilization and reintegration
Security sector reform
Transitional justice
Truth commission
Reparations (transitional justice)
Reconciliation (conflict resolution)
Nonviolent resistance
Civil resistance
Track II diplomacy
Preventive diplomacy
Human security
Positive peace
Negative peace

[Design, infrastructure and sustainability]
Engineering design process
Requirements engineering
Systems engineering
Modularity
Interface (computing)
Abstraction (computer science)
Encapsulation (computer programming)
Design for manufacturability
Design for assembly
Maintainability
Repairability
Design for disassembly
Reliability engineering
Failure mode and effects analysis
Fault tree analysis
Hazard analysis
Safety factor
Fail-safe
Fail-operational
Graceful degradation
Defense in depth (computing)
Resilience (engineering and construction)
Human factors and ergonomics
Universal design
Inclusive design
Circular economy
Industrial ecology
Material flow analysis
Energy balance
Energy return on investment
Embodied energy
Carbon footprint
Water footprint
Ecological footprint
Demand response
Distributed generation
Energy storage
Electrical grid
Microgrid
District heating
Cogeneration
Waste heat recovery
Renewable energy
Solar power
Wind power
Geothermal energy
Sustainable agriculture
Agroecology
Crop rotation
Integrated pest management
Permaculture
Soil fertility
Soil organic matter
Food security
Food sovereignty
Sanitation
Wastewater treatment
Water reuse
Green infrastructure
Nature-based solutions

[Arts, culture and shared memory]
Aesthetics
Art
Creativity
Imagination
Mimesis
Poetics
Narrative
Plot (narrative)
Character (arts)
Setting (narrative)
Motif (narrative)
Theme (narrative)
Genre
Allegory
Symbol
Metaphor
Metonymy
Synecdoche
Irony
Satire
Parody
Tragedy
Comedy
Catharsis
Defamiliarization
Ambiguity tolerance
Rhythm
Meter (music)
Melody
Harmony
Counterpoint
Timbre
Musical form
Improvisation
Perspective (graphical)
Composition (visual arts)
Negative space
Color theory
Contrast (vision)
Gestalt psychology
Figure–ground (perception)
Embodied music cognition
Performance
Ritual
Tradition
Cultural transmission
Collective memory
Oral tradition
Intangible cultural heritage
Cultural heritage
Archive
Museum
Curatorship
Public history
Cultural relativism
Ethnocentrism
Cultural appropriation
Intercultural communication
Hermeneutics
Reception theory

[Space infrastructure and planetary responsibility]
Spaceflight
Spacecraft propulsion
Rocket equation
Delta-v
Specific impulse
Thrust-to-weight ratio
Staging (rocketry)
Launch window
Hohmann transfer orbit
Gravity assist
Aerobraking
Atmospheric entry
Space rendezvous
Spacecraft attitude control
Reaction wheel
Reaction control system
Spacecraft thermal control
Radiation shielding
Space weather
Solar wind
Magnetosphere
Van Allen radiation belt
Space debris
Kessler syndrome
Planetary protection
Forward contamination
Back contamination
In situ resource utilization
Life support system
Closed ecological system
Bioregenerative life support system
Artificial gravity
Space habitat
Space-based solar power
Asteroid mining
Space law
Outer Space Treaty
Common heritage of humanity
Intergenerational equity
Future generations
Longtermism
Existential risk
Global catastrophic risk
Precautionary principle
Polluter pays principle
Environmental justice
Just transition
Sustainability
Sustainable development
Strong and weak sustainability
Degrowth
Steady-state economy
Ecological economics
Well-being
Quality of life
Capability approach
Sufficiency (sustainability)
Post-growth
Environmental ethics
Land ethic
