Collins COBUILD Advanced Learner's English Dictionary - introductory

1. An introductory remark, talk, or part of a book gives a small amount of general information about a particular subject, often before a more detailed explanation. ...an introductory course in religion and theology. ADJ: ADJ n 2. An introductory offer or price on a new product is something such as a free gift or a low price that is meant to attract new customers. (BUSINESS) ...just out on the shelves at an introductory price of ?2.99. ADJ: ADJ n