ˈkärbəˌnil, -ēl noun
( -s )
Etymology: International Scientific Vocabulary carbon (I) + -yl
1. : the bivalent radical CO occurring in aldehydes, ketones, carboxylic acids, esters, acid halides, and amides
2. : a compound of the carbonyl radical with a metal (as chromium carbonyl )
• car·bon·yl·ic |kärbə|nilik adjective