Definition of hypostome
: any of several structures associated with the mouth: as a : the manubrium of a hydrozoan b : a rodlike organ that arises at the base of the beak in various mites and ticks
Origin of hypostome
International Scientific Vocabulary hypo- + -stome (from Greek stoma mouth) — more at stomach
First Known Use: circa 1862
Medical Definition of hypostome
: a rodlike organ that arises at the base of the beak in various mites and ticks
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Medical Dictionary: Definition of "hypostome"
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