Carbonyl

[kɑ:bәnil]

(noun.) a compound containing metal combined with carbon monoxide.

(adj.) relating to or containing the carbonyl group .

Checker: Lorrie--From WordNet

(n.) The radical (CO)'', occuring, always combined, in many compounds, as the aldehydes, the ketones, urea, carbonyl chloride, etc.

Typed by Amalia