menthene

[ men-theen ]
/ ˈmɛn θin /

noun Chemistry.

any of several isomeric, monocyclic terpenes having the formula C10H18.
a colorless, liquid terpene, C10H18, found in certain essential oils and prepared from menthol.

Origin of menthene

1830–40; < New Latin Menth(a) (see mint1) + -ene