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n. Chiefly British
Variant of behavior.


(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


(bɪˈheɪv yər)

n. Chiefly Brit.
usage: See -or 1.


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.

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"


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]
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


[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


, (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


behavior (Am) [bɪˈheɪvjəʳ] ncomportamento
to be on one's best behaviour → sforzarsi di comportarsi bene


(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.


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
References in classic literature ?
* See especially his "Behavior: an Introduction to Comparative Psychology," New York, 1914.
Some men's behavior is like a verse, wherein every syllable is measured; how can a man comprehend great matters, that breaketh his mind too much, to small observations?
The higher the salience, the more likely other identities and situations will be interpreted in light of that identity and the more likely the identity behaviors will be activated across time and situations (LaRossa & Reitzes, 1993).
Radical Change, then, is a theoretical concept that applies digital age principles to explain both some information resources and some information behaviors. These digital age principles are further described in the relevant sections below.
Behavior Management: From Theoretical Implications to Practical Applications, 3rd Edition
Many problem behaviors with parrots are responsive to behavior management without medical management or the need to ascribe behavior to elaborate diagnostic constructs.
Although the development of functional analysis technology (Iwata et al., 1982/1994) has been paramount in advancing the widespread development of individualized, function-based treatments, the variables typically explored in functional analysis of severe problem behaviors may not always be sufficient in determining the maintaining variables for problem behavior.
The basic nature of this diagnostic category is the misdirected reinforcement contingencies for both the problem and replacement behaviors. The low rate of replacement behavior is due to the concurrent schedule of reinforcement for both sets of behavior.
When it comes to observing a behavior directly, consider positive and negative reinforcement as motivations for external (social) and internal (nonsocial) behaviors.
Participants conducted assessments to identify causes of problem behavior and propose treatments for 10 clients.
Depressive symptoms as a longitudinal predictor of sexual risk behaviors among US middle and high school students.
Positive feedback and nonlinearity, which are ingredients in a wide range of animal interactions, enable animal groups to generate behaviors that are more than the sum of their parts, Sumpter says.