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dermal denticle

American  

noun

  1. Ichthyology. a small tooth or toothlike scale of sharks, rays, and similar cartilaginous fishes.

dermal denticle Scientific  

  1. A toothlike or platelike scale of cartilaginous fishes, such as sharks and rays. The teeth of these fish are also dermal denticles of larger size and modified by the presence of serrated edges.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.