You searched for: “introductory”
introductory (adjective)
Serving, or used, to introduce; preliminary; beginning: "The professor presented his introductory course in linguistics."
This entry is located in the following units: duc-, -duce, -duct, -ducent, -ductor, -duction, -ductive, -ducer, -ducement, -ducation (page 9) intro- (page 1) -ory (page 2)