n. 25B6; noun
the main reason for his decision : CAUSE, ground(s), basis, rationale; motive, motivation, purpose, point, aim, intention, objective, goal; explanation, justification, argument, defence, vindication, excuse, pretext.
postmodern voices railing against reason : RATIONALITY, logic, logical thought, reasoning, cognition; formal ratiocination.
he was losing his reason : SANITY, mind, mental faculties; senses, wits; informal marbles.
he continues, against reason, to love her : GOOD SENSE, good judgement, common sense, wisdom, sagacity, reasonableness.
25B6; verb
a young child is unable to reason : THINK RATIONALLY, think logically, use one's common sense, use one's head/brain; formal cogitate, ratiocinate.
Scott reasoned that Annabel might be ill : CALCULATE, come to the conclusion, conclude, reckon, think, judge, deduce, infer, surmise; informal figure.
her husband tried to reason with her : TALK ROUND, bring round, win round, persuade, prevail on, convince, make someone see the light.
25A0; by reason of (formal) BECAUSE OF, on account of, as a result of, owing to, due to, by virtue of, thanks to.
25A0; reason something out WORK OUT, think through, make sense of, get to the bottom of, puzzle out; informal figure out.
25A0; reason with someone TALK ROUND, bring round, persuade, prevail on, convince; make someone see the light.
25A0; with reason JUSTIFIABLY, justly, legitimately, rightly, reasonably.