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hypostome

[hahy-puh-stohm] /ˈhaɪ pəˌstoʊm/
noun, Zoology
1.
any of several parts or organs of the mouth, as the labrum of a crustacean.
Origin of hypostome
1860-1865
1860-65; hypo- + -stome
Related forms
hypostomial, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for hypostome
Historical Examples
  • They are characterized by the fact that the hypostome, or "tongue" (fig. 45) is large and file-like, roughened by sharp teeth.

    Handbook of Medical Entomology William Albert Riley

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