See also: mouth-part
- mouth-part (especially historically)
mouthpart (plural mouthparts)
- (chiefly in the plural) An appendage-like structure on the outside of an insect's or other arthropod's mouth, serving to manipulate and masticate food.
- The fans, or brushes, create currents in the water that direct food toward the larvae’s mouthparts and help stuff the food into their deeply concealed mouths.
part of the anatomy of insects