introductory
int·ro·duc·tory
adjective
2.
3.
serving as an introduction or preface
Origin
Borrowed from Late Latin intrōductōrius, from Latin intrōductus.
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.