ˈtrōˌfī noun plural
Etymology: New Latin, plural of trophus mouth, from Greek trophos feeder, from trephein to nourish
1. : the mouthparts of an arthropod (as an insect) including the labrum, labium, maxillae, mandibles, and hypopharynx with their appendages
2. : the masticating organs of a rotifer including the incus and the two mallei ; broadly : mastax