radula


radula

noun, plural rad·u·lae [rajoo-lee] /ˈrædʒ ʊˌli/.

  1. a chitinous band in the mouth of most mollusks, set with numerous, minute, horny teeth and drawn backward and forward over the floor of the mouth in the process of breaking up food.

noun plural -lae (-ˌliː)

  1. a horny tooth-bearing strip on the tongue of molluscs that is used for rasping food
n.

surgical instrument, 1753, from Latin radula “scraper, scraping iron,” from radere “to scrape” (see raze). Related: Radular.

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