( a. )
Serving to introduce something else; leading to the main subject or business; preliminary; prefatory; as, introductory proceedings; an introductory discourse.
( a. )
Serving to introduce something else; leading to the main subject or business; preliminary; prefatory; as, introductory proceedings; an introductory discourse.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012