English dictionary

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English noun: reason

1. reason (motive) a rational motive for a belief or action

SamplesThe reason that war was declared.
The grounds for their declaration.


Broader (hypernym)rational motive

Narrower (hyponym)account, occasion, score, wherefore, why

2. reason (communication) an explanation of the cause of some phenomenon

SamplesThe reason a steady state was never reached was that the back pressure built up too slowly.

Broader (hypernym)account, explanation

3. reason (cognition) the capacity for rational thought or inference or discrimination

SamplesWe are told that man is endowed with reason and capable of distinguishing good from evil.

Synonymsintellect, understanding

Broader (hypernym)faculty, mental faculty, module

4. reason (state) the state of having good sense and sound judgment

SamplesHis rationality may have been impaired.
He had to rely less on reason than on rousing their emotions.

Synonymsrationality, reasonableness

Broader (hypernym)saneness, sanity

5. reason (communication) a justification for something existing or happening

SamplesHe had no cause to complain.
They had good reason to rejoice.

Synonymscause, grounds

Broader (hypernym)justification

6. reason (cognition) a fact that logically justifies some premise or conclusion

SamplesThere is reason to believe he is lying.

Broader (hypernym)fact

Narrower (hyponym)contraindication, indication

English verb: reason

1. reason (cognition) decide by reasoning; draw or come to a conclusion

SamplesWe reasoned that it was cheaper to rent than to buy a house.

ExamplesThey reason that there was a traffic accident

Synonymsconclude, reason out

Pattern of useSomebody ----s that CLAUSE

Broader (hypernym)cerebrate, cogitate, think

Narrower (hyponym)deduce, deduce, deduct, derive, extrapolate, feel, find, gather, generalise, generalize, induce, infer, infer, infer, syllogise, syllogize

2. reason (communication) present reasons and arguments

ExamplesSam and Sue reason, Sam wants to reason with Sue


Pattern of useSomebody ----s that CLAUSE

Broader (hypernym)lay out, present, represent

Narrower (hyponym)defend, expostulate, fend for, re-argue, support

3. reason (cognition) think logically

SamplesThe children must learn to reason.

Pattern of useSomebody ----s.
Somebody ----s that CLAUSE

Broader (hypernym)cerebrate, cogitate, think

Narrower (hyponym)calculate, categorise, categorize, cipher, compute, cypher, figure, ratiocinate, rationalise away, rationalize away, reckon, speculate, theorize, theorize, work out

Based on WordNet 3.0 copyright © Princeton University.
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