noun rea·son \ˈrē-zən\

: a statement or fact that explains why something is the way it is, why someone does, thinks, or says something, or why someone behaves a certain way

: a fact, condition, or situation that makes it proper or appropriate to do something, feel something, etc.

: the power of the mind to think and understand in a logical way

Full Definition of REASON

a :  a statement offered in explanation or justification <gave reasons that were quite satisfactory>
b :  a rational ground or motive <a good reason to act soon>
c :  a sufficient ground of explanation or of logical defense; especially :  something (as a principle or law) that supports a conclusion or explains a fact <the reasons behind her client's action>
d :  the thing that makes some fact intelligible :  cause <the reason for earthquakes> <the real reason why he wanted me to stay — Graham Greene>
a (1) :  the power of comprehending, inferring, or thinking especially in orderly rational ways :  intelligence (2) :  proper exercise of the mind (3) :  sanity
b :  the sum of the intellectual powers
archaic :  treatment that affords satisfaction
in reason
within reason
:  within reasonable limits
with reason
:  with good cause

Examples of REASON

  1. I gave a reason for my absence.
  2. Is there a reason for your strange behavior?
  3. There is a reason why they don't want to come.
  4. I can't give you the report for the simple reason that it isn't yet finished.
  5. She explained her reasons for deciding to change jobs.
  6. He wanted to know the reason for their decision.
  7. Give me one good reason why I should believe you.
  8. For obvious reasons, we can't do that yet.
  9. For reasons of space, some of the charts and graphs have been omitted from the article.
  10. She resigned for personal reasons.

Origin of REASON

Middle English resoun, from Anglo-French raisun, from Latin ration-, ratio reason, computation, from reri to calculate, think; probably akin to Gothic rathjo account, explanation
First Known Use: 13th century

Rhymes with REASON



: to think in a logical way

: to form (a conclusion or judgment) by thinking logically

rea·sonedrea·son·ing \ˈrēz-niŋ, ˈrē-zən-iŋ\

Full Definition of REASON

intransitive verb
a obsolete :  to take part in conversation, discussion, or argument
b :  to talk with another so as to influence actions or opinions <can't reason with them>
:  to use the faculty of reason so as to arrive at conclusions
transitive verb
archaic :  to justify or support with reasons
:  to persuade or influence by the use of reason
:  to discover, formulate, or conclude by the use of reason <a carefully reasoned analysis>
rea·son·er \ˈrēz-nər, ˈrē-zən-ər\ noun

Examples of REASON

  1. He lost the ability to reason.
  2. He reasoned that both statements couldn't be true.
  3. She reasoned that something must be wrong.

First Known Use of REASON

15th century

Rhymes with REASON


Next Word in the Dictionary: reasonablePrevious Word in the Dictionary: reaskAll Words Near: reason
May 28, 2015
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