(organic chemistry) The unsaturated nine-membered heterocycle having eight carbon atoms, one oxygen atom and four double bonds

plural of oxonine

(mineralogy) Containing oxygen.

plural of oxonium

(organic chemistry, biochemistry) Any salt or ester of the keto acid derived from nonanoic acid, some of which have biochemical functions

plural of oxononanoate

plural of Oxonian

Any of a series of fluorescent dyes that have two or more oxazol rings

(organic chemistry) Any ketone derivative of nonenal (in which a methylene group is converted to a carbonyl group) but especially 4-oxononenal formed by oxidation of polyunsaturated fatty acids

Alternative form of oxanorbornene