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n. Chiefly British
Variant of behavior.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(bɪˈheɪvjə) or


1. manner of behaving or conducting oneself
2. on one's best behaviour behaving with careful good manners
3. (Psychology) psychol
a. the aggregate of all the responses made by an organism in any situation
b. a specific response of a certain organism to a specific stimulus or group of stimuli
4. the action, reaction, or functioning of a system, under normal or specified circumstances
[C15: from behave; influenced in form by Middle English havior, from Old French havoir, from Latin habēre to have]
beˈhavioural, beˈhavioral adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(bɪˈheɪv yər)

n. Chiefly Brit.
usage: See -or 1.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


Someone's behaviour is the way they behave.

I had been puzzled by his behaviour.
...the obstinate behaviour of a small child.

Note that the American spelling of this word is behavior.

Collins COBUILD English Usage © HarperCollins Publishers 1992, 2004, 2011, 2012
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.behaviour - the action or reaction of something (as a machine or substance) under specified circumstancesbehaviour - the action or reaction of something (as a machine or substance) under specified circumstances; "the behavior of small particles can be studied in experiments"
activeness, activity, action - the state of being active; "his sphere of activity"; "he is out of action"
2.behaviour - (behavioral attributes) the way a person behaves toward other peoplebehaviour - (behavioral attributes) the way a person behaves toward other people
trait - a distinguishing feature of your personal nature
manners - social deportment; "he has the manners of a pig"
citizenship - conduct as a citizen; "award for good citizenship"
swashbuckling - flamboyantly reckless and boastful behavior
correctitude, properness, propriety - correct or appropriate behavior
improperness, impropriety - an improper demeanor
personal manner, manner - a way of acting or behaving
3.behaviour - (psychology) the aggregate of the responses or reactions or movements made by an organism in any situation
activity - any specific behavior; "they avoided all recreational activity"
territoriality - the behavior of a male animal that defines and defends its territory
psychological science, psychology - the science of mental life
4.behaviour - manner of acting or controlling yourselfbehaviour - manner of acting or controlling yourself
activity - any specific behavior; "they avoided all recreational activity"
aggression - deliberately unfriendly behavior
bohemianism - conduct characteristic of a bohemian
dirty pool - conduct that is unfair or unethical or unsportsmanlike
dirty tricks - underhand commercial or political behavior designed to discredit an opponent
offense, offensive activity, discourtesy, offence - a lack of politeness; a failure to show regard for others; wounding the feelings or others
easiness - the quality of being easy in behavior or style; "there was an easiness between them"; "a natural easiness of manner"
the way of the world, the ways of the world - the manner in which people typically behave or things typically happen; "the ordinary reader is endowed with considerable wisdom and knowledge of the way of the world"; "she was well-versed in the ways of the world before she had taken the veil"; "he was amazingly innocent of the ways of the world"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


1. conduct, ways, actions, bearing, attitude, manner, manners, carriage, demeanour, deportment, mien (literary), comportment He was asked to explain his extraordinary behaviour.
2. action, working, running, performance, operation, practice, conduct, functioning This process modifies the cell's behaviour.
"Perfect behaviour is born of complete indifference" [Cesare Pavese This Business of Living]
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
hegîunhegîun, viîbrögî
cách cư xử


behavior (US) [bɪˈheɪvjəʳ]
A. N
1. [of person] → conducta f, comportamiento m
good behaviourbuena conducta f
to be on one's best behaviourcomportarse lo mejor posible
you must be on your best behaviourtienes que portarte lo mejor posible
2. (Mech etc) → funcionamiento m
B. CPD behaviour pattern Npatrón m de conducta
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


[bɪˈheɪvjər] (British) behavior (US) n
(= conduct) [person] → comportement m, conduite f
to be on one's best behaviour → très bien se tenir
(= actions) [people, animals] → comportement m; [organizations, organisms, machines] → comportement m
Collins English/French Electronic Resource. © HarperCollins Publishers 2005


, (US) behavior
(= manner, bearing)Benehmen nt; (esp of children also) → Betragen nt; to be on one’s best behavioursich von seiner besten Seite zeigen, sein bestes Benehmen an den Tag legen
(towards others) → Verhalten nt(to(wards) gegenüber)
(of car, machine)Verhalten nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007


behavior (Am) [bɪˈheɪvjəʳ] ncomportamento
to be on one's best behaviour → sforzarsi di comportarsi bene
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995


(biˈheiv) verb
1. to act in a suitable way, to conduct oneself (well). If you come, you must behave (yourself); The child always behaves (himself) at his grandmother's.
2. to act or react. He always behaves like a gentleman; Metals behave in different ways when heated.
beˈhaviour , (American) beˈhavior (-jə) noun
1. way of behaving. the behaviour of the pupils.
2. actions or reactions. the behaviour of rats; the behaviour of metals in acids.
ˌwell/ˌbadly- etc beˈhaved adjective
good (bad etc) in manners or conduct. badly-behaved children.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.


سُلُوك chování opførsel Benehmen συμπεριφορά conducta käyttäytyminen comportement ponašanje comportamento 態度 행동 gedrag oppførsel zachowanie comportamento поведение uppförande พฤติกรรม davranış cách cư xử 行为
Multilingual Translator © HarperCollins Publishers 2009