hypostome

noun

hy·​po·​stome ˈhī-pə-ˌstōm 

: any of several structures associated with the mouth: such as

a

: the manubrium of a hydrozoan

b

: a rodlike organ that arises at the base of the beak in various mites and ticks

Word History

Etymology

International Scientific Vocabulary hypo- + -stome (from Greek stoma mouth) — more at stomach entry 1

First Known Use

circa 1862, in the meaning defined above

Medical Definition

hypostome

noun

hy·​po·​stome ˈhī-pə-ˌstōm 

: a rodlike organ that arises at the base of the beak in various mites and ticks