c; Caird Edward; calculus; Cambridge Platonists; Camenes; Camestres; Camus Albert; canonical; canonicity; Cantor Georg Ferdinand Ludwig Philipp; Cantorian set theory; Cantor's theorem; capacitor; capitalism; cardinality; cardinality of an interpretation; cardinal number; Carnap Rudolf; Carneades; Carroll Lewis; Cartesian coordinates; Cartesian doubt; Cartesian interactionist dualism; Cartesianism; Cartesian product; Cartesian scepticism; Cassirer Ernst; casuistry; categorical imperative; categorical logic; categorical proposition; categorical syllogism; categorical term; categoricity of systems; category; category mistake; catharsis; Cauchy sequence; causal functionalism; causation; cause; cause - effect; causes the four; Cavendish Margaret; Celarent; censorship; coherence theory of truth; cellular automata; cellular automaton; Cesare; chain of being; chaos; Charron Pierre; Chinese room; chip; Chisholm Roderick M.; Chomsky Noam Avram; Christianity; Chrysippus; Church Alonzo; Church-Rosser Theorem; Church's theorem; Church's thesis; Cicero Marcus Tullius; circuit; circularity; Cixous Hélène; Clarke Samuel; class; class hierarchy; classical logic; classicism; class library; class method; clear and distinct; Clifford William Kingdon; clone; closed-box testing; closed set; closed term; closure; closure conversion; CNF; coarse grain; Cockburn Catherine Trotter; codomain; cogito argument; cognition; cognitive architecture; cognitive science; cognize; coherence; collectivism; Collingwood Robin George; colour perception theories of; colour theories of; combination; combinator; combinatory logic; communalism; communication system; communism; communitarianism; compactness preserving; compatibilism; compatibility; compatible; complement; complementary non-deterministic polynomial; complete; complete graph; complete inference system; complete lattice; complete metric space; completeness; complete partial ordering; complete theory; complexity; complexity class; complexity measure; complex number; complex question; component; composite; composition; composition fallacy of; compositionality; compound proposition; computability theory; computable; computable function; computation; Computational Adequacy Theorem; computational architecture; computational complexity; computational model; computational models; computer; computer crime; computer dictionary; computer ethics; computer language; computer law; Computer Mediated Communication; computer program; computing; computing dictionary; computron; Comte Auguste M.E.X.; concept; conceptualisation; conceptualism; conceptual role semantics; conclusion; concomitant variation method of; concrete class; concrete syntax; concretism; concurrency; Condillac Etienne Bonnot de; conditional; confirmation; Confucianism; conjunction; Conjunctive Normal Form; connected graph; connected subgraph; connectionism; connectionism history of; connective; connotation; conscience; consciousness; consciousness access; consciousness objection; consequence; consequent; consequentialism; consistency; consistently complete; constant; constraint; constraint satisfaction; constructed type; constructive; constructive proof; constructor; container class; context; context clash; context-free; continence - incontinence; contingency; contingent; continuous function; continuum hypothesis; continuum; contraction; contradiction; contradictories; contraposition; contraries; control flow; conventionalism; converse; converse accident; conversion; Conway Anne Finch; co-option; coordinate; Copernicus Nicolas; copyright; Cordemoy; corpuscularianism; correspondence theory of truth; corresponding argument or derivation; corresponding conditional; cosmological arguments; countable; countably many; counted; counter-example; coupling; counterfactual; courage; creativity; Crescas Hasdai ben Abraham; criptography; crisp; criterion; critical theory; Croce Benedetto; CRS; Cudworth Ralph; cultural relativism; Cumberland Richard; curried function; currying; Cusa Nicolas of; cybernetics; cyberpunk; cybersex; cyberspace; cycle; cynicism;