macOS
English
editEtymology
editFrom Mac (“Macintosh”) + OS (“operating system”).
Pronunciation
edit- (General American) enPR: măk'ō-ĕsʹ, IPA(key): /ˌmækoʊˈɛs/
- Rhymes: -ɛs
Proper noun
editmacOS
- (operating systems, trademark) A major operating system, formerly known as OS X (and before that as Mac OS X), used on laptop and desktop computers by Apple, Inc.