(a.) Serving to introduce something else; leading to the main subject or business; preliminary; prefatory; as, introductory proceedings; an introductory discourse.
Introductory tanım:
Kelime: in·tro·duc·to·ry Söyleniş:"in-tr&-'d&k-t(&-)rE İşlev:adjective : 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(&-)r&-lE/ adverb