Meaning

noun the entire range of skills or aptitudes or devices used in a particular field or occupation

noun a collection of works (plays, songs, operas, ballets) that an artist or company can perform and do perform for short intervals on a regular schedule

originBorrowed from French répertoire, from Middle French repertoire, from Late Latin repertōrium (“an inventory, list, repertory”). Doublet of repertory.

Etymology from Wiktionary, CC BY-SA 3.0