First Known Use: circa 1859
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
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Origin of RADULA
New Latin, from Latin, scraper, from radere to scrape — more at rodent
Medical Dictionary
radula
noun rad·u·la \ˈraj-ə-lə\
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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