a colorless, pleasant-smelling benzene derivative, C10H14, occurring in the volatile oil of the common cumin, Cuminum cyminum, and existing in three forms, the ortho, meta, and para isomers.
cy·mene (sī'mēn') n. Any of three colorless isomeric liquid hydrocarbons, C10H14, obtained chiefly from the essential oils of cumin and thyme and used in the manufacture of synthetic resins.
[French cymène, from Greek kumīnon, cumin; see cumin.]