Chom·sky (chŏm'skē) American linguist and political theorist who revolutionized the study of language with his theory of generative grammar, set forth in Syntactic Structures (1957). Chom·sky·an, Chom·ski·an (-skē-ən) adj.
A twentieth-century American linguist and political theorist. His revolutionary Syntactic Structures argued that all children are born with an innate knowledge of grammar.