Main Entry: in·tro·duc·to·ry

Pronunciation: \ˌin-trə-ˈdək-t(ə-)rē\

Function: adjective

Date: 1605

: of, relating to, or being a first step that sets something going or in proper perspective <an introductory course in calculus>

— in·tro·duc·to·ri·ly \-t(ə-)rə-lē\ adverb