1.n. Any one of several metameric unsaturated hydrocarbons (C9H14) of the valylene series.
Medical Definition of Nonone
1. Any one of several metameric unsaturated hydrocarbons (C9H14) of the valylene series.
Origin: Nonane + -one, suffix denoting the third degree of unsaturation.
Source: Websters Dictionary
(01 Mar 1998)