Synonym: basis, cause, explanation, ground, justification, logic, motive, sense. Antonym: passion. Similar words: season, in season, breast, whereas, increased, decrease, increasing, increasingly. Meaning: ['rɪːzn] 
n. 1. a rational motive for a belief or action 2. an explanation of the cause of some phenomenon 3. the capacity for rational thought or inference or discrimination 4. the state of having good sense and sound judgment 5. a justification for something existing or happening 6. a fact that logically justifies some premise or conclusion. v. 1. decide by reasoning; draw or come to a conclusion 2. present reasons and arguments 3. think logically.
n. 1. a rational motive for a belief or action 2. an explanation of the cause of some phenomenon 3. the capacity for rational thought or inference or discrimination 4. the state of having good sense and sound judgment 5. a justification for something existing or happening 6. a fact that logically justifies some premise or conclusion. v. 1. decide by reasoning; draw or come to a conclusion 2. present reasons and arguments 3. think logically. 
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(1) Reason deceives us often, conscience never. 
(2) Whom God would ruin, he first deprives of reason.
(3) Custom without reason is but ancient error.
(4) Prejudice is the reason of fools.
(5) Where passion is high there reason is low.
(6) A man without reason is a beast in season.
(7) Reason governs the wise man a cudgels the fool.
(8) Reason is the guide and light of life.
(9) Reason rules all things.
(10) Love is without reason.
(11) When one is about to act, one must reason first.
(12) He who will not reason, is a bigot; he who cannot is a fool ;and he who dares not is a slave.
(13) Reason binds the man.
(14) The wise are instructed by reason; ordinary minds, by experience; the stupid, by necessity; and brutes, by instinct.
(15) Men have lost their reason in nothig so much as their religion, wherein stones and clouts make martyrs. Sentencedict.com
(16) What's the reason for his sadness?
(17) What's the reason you're doing this?
(18) There is no reason to complain.
(19) Let's reason the matter out instead of quarreling.
(20) The problems grew complicated beyond all reason.
(21) Then, for no apparent reason, the train suddenly stopped.
(22) We can see no reason why...
(23) There is no reason to be jealous of me.
(24) We appealed to reason to win our argument.
(25) I think I've sussed the reason for it.
(26) You are the reason why I became stronger.
(27) She was expatriated for some political reason.
(28) Animals do not have the ability to reason.
(29) Try to reason him into going away quietly.
(30) Lucy had no compelling reason to go into town.
More similar words: season, in season, breast, whereas, increased, decrease, increasing, increasingly, as of, gasoline, son, person, pass on, prisoner, in person, personal, resonate, personally, personnel, comparison, easy, ease, least, beast, by comparison, the first person, at ease, southeast, at least, northeast.