ALL meanings of hypostome
hy·po·stome
H h - noun hypostome (anatomy) An appendage on the mouth of some insects, arachnids, crustaceans, and hydrozoa. 1
- noun hypostome any of several parts or organs of the mouth, as the labrum of a crustacean. 1
- noun hypostome a mouthpart of crustaceans and some other invertebrates, as well as ticks and mites 0