How do you spell Rhinophore

Available Definitions:
1) n. - One of the two tentacle-like organs on the back of the head or neck of a nudibranch or tectibranch mollusk. They are usually retractile, and often transversely furrowed or plicate, and are regarded as olfactory organs. Called also dorsal tentacles. See Illust . under Pygobranchia, and Opisthobranchia.