- 1[uncountable] the way that someone behaves, especially toward other people good/bad behavior social/sexual/criminal behavior His behavior toward her was becoming more and more aggressive.
- 2 [uncountable, countable] the way a person, an animal, a plant, a chemical, etc. behaves or functions in a particular situation the behavior of dolphins/chromosomes studying human and animal behavior (technology) to study learned behaviors Idioms
nounjump to other results
to behave in the most polite way you can
be on your best behaviorjump to other results
behavioraljump to other results
NAmE//bɪˈheɪvyərəl//adjective children with behavioral difficulties behavioral science (= the study of human behavior)
behaviorallyjump to other results