Meaning of “introductory” - Learner’s Dictionary


adjective uk us /ˌɪntrəˈdʌktəri/
an introductory chapter/essay/message, etc

a part that comes at the beginning of a piece of writing or a speech and explains what will come later

an introductory book/course/lesson, etc

something that provides basic information about a subject:

an introductory course in economics
an introductory discount/fare/offer, etc

something that you get when you start buying something or using a service

(Definition of “introductory” from the Cambridge Learner’s Dictionary © Cambridge University Press)