[ bih-heyv-yer ]
/ bɪˈheɪv yər /

noun Chiefly British.



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usage note for behaviour

See -or1. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for behaviour

  • Of course, I knew that many of them must have two behaviours, and that now they were on their good behaviour.

  • Jerry, if you don't like any of my behaviours, why were you nice to me?

    Cinderella Jane|Marjorie Benton Cooke
  • I will teach the children their behaviours; and I will be like a jack-an-apes also, to burn the knight with my taber.

    The Merry Wives of Windsor|William Shakespeare

British Dictionary definitions for behaviour


US behavior

/ (bɪˈheɪvjə) /


manner of behaving or conducting oneself
on one's best behaviour behaving with careful good manners
  1. the aggregate of all the responses made by an organism in any situation
  2. a specific response of a certain organism to a specific stimulus or group of stimuli
the action, reaction, or functioning of a system, under normal or specified circumstances

Derived forms of behaviour

behavioural or US behavioral, adjective

Word Origin for behaviour

C15: from behave; influenced in form by Middle English havior, from Old French havoir, from Latin habēre to have
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012