| philosophy | implicit conclusion | |
| logic | conclusion indicator | |
| inference | premiss indicator | |
| entailment | conditional statement | |
| proposition | explanation | |
| statement | deduction | |
| sentence | induction | |
| argument | truth | |
| premiss | validity | |
| conclusion | soundness | |
| forms of language | types of sentences | |
| functions of language | expressive use | |
| informative use | factual significance | |
| directive use | disagreement in belief | |
| disagreement if attitude | emotive significance | |
| methods of resolution | slanted language | |
| phatic language | performative utterances |
| equivocation | begging the question | |
| complex question | false dichotomy | |
| division | composition | |
| appeal to the people | appeal to authority | |
| appeal to ignorance | appeal to emotion | |
| attack on the person | genetic fallacy | |
| hasty generalization | false cause | |
| slippery slope | fallacy | |
| stipulative definition | lexical definition | |
| precising definition | theoretical definition | |
| persuasive definition | ostensive definition | |
| operational definition | genus and difference |
| formal fallacy | informal fallacy | |
| connotation | denotation | |
| intension | extension |
| analogy | argumentative analogy | |
| descriptive analogy | necessary condition | |
| sufficient condition | contributing condition | |
| method of agreement | method of difference | |
| joint method | method of residues | |
| method of concomitant variation |
| science | technology | |
| theoretical science | engineering science | |
| scientific explanation | nonscientific explanation | |
| verifiable hypothesis | falsifiable hypothesis | |
| direct testing | indirect testing | |
| crucial experiment | ad hoc hypothesis | |
| hypothesis | theory | |
| descriptive law | prescriptive law |