Dictionary

radula

noun rad·u·la \ˈra-jə-lə\
plural rad·u·lae\-ˌlē, -ˌlī\ also rad·u·las

Definition of RADULA

:  a horny band or ribbon in mollusks other than bivalves that bears minute chitinous teeth on its dorsal surface and scrapes or tears off food and draws it into the mouth
rad·u·lar \-lər\ adjective

Origin of RADULA

New Latin, from Latin, scraper, from radere to scrape — more at rodent
First Known Use: circa 1859

radula

noun rad·u·la \ˈraj-ə-lə\   (Medical Dictionary)
plural rad·u·lae \-ˌlē, -ˌlī\ also rad·u·las

Medical Definition of RADULA

:  a horny band or ribbon in mollusks other than bivalves that bears minute teeth on its dorsal surface and tears up food and draws it into the mouth and that in some members of the gastropod genus Conus is used to inflict a poisonous and sometimes fatal bite
rad·u·lar \-lər\ adjective

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