I.
noun
ADJECTIVE
▪ basic , elementary , introductory
▪ general , standard
▪
Do you have the standard ~ on the subject?
▪ leading , popular
▪ biology , economics , medical , physics , psychology , etc.
▪ college ( esp. AmE ), school , university ( esp. BrE )
II.
adj.
Textbook is used with these nouns: ↑ case , ↑ definition , ↑ example