opus
noun /ˈəʊpəs/
/ˈəʊpəs/
(plural opera
[usually singular] /ˈɒpərə/
/ˈɑːpərə/
)- (abbreviation op.)a piece of music written by a famous composer and usually followed by a number that shows when it was written
- Beethoven’s Opus 18
- (formal) an important piece of literature, etc., especially one that is on a large scale synonym work see also magnum opus
Word Originearly 18th cent.: from Latin, literally ‘work’.