noun.
One who studies behaviour, in humans or animals.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a psychologist who subscribes to behaviorism
adjective.
of or relating to behaviorism
Word Usage
"In contradiction of the prevailing 'behaviourist' view that language was learned, Chomsky argued that the human mind is actually hard-wired for grammatical thought."