lemon-grass oil

[ lem-uh n-gras, -grahs ]
/ ˈlɛm ənˌgræs, -ˌgrɑs /

noun

a yellowish to brownish oil distilled from the leaves of certain lemon grasses, especially Cymbopogon citratus, used chiefly in perfumery.

Origin of lemon-grass oil

First recorded in 1885–90