radula
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.
Origin of radula
1Other words from radula
- rad·u·lar, adjective
- sub·rad·u·lar, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use radula in a sentence
The radular teeth are of several different kinds in each transverse row.
Shell external, ovoid, the last whorl swollen, aperture oval with a simple border; radular teeth in oblique rows.
Shell bulimoid, dextral or sinistral; radular teeth, expanded at their extremities and multicuspidate.
The mouth leads into the buccal cavity, on the ventral side of which opens the radular caecum.
Into the pharyngeal cavity open salivary glands and radular sac.
British Dictionary definitions for radula
/ (ˈrædjʊlə) /
a horny tooth-bearing strip on the tongue of molluscs that is used for rasping food
Origin of radula
1Derived forms of radula
- radular, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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