: a conical pointed projection (such as a small tooth)
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Researchers believe those denticles in the upper and lower jaws likely rubbed together to grind food.—Ryan Brennan, Charlotte Observer, 6 Mar. 2026 Researchers believe the denticles in the upper and lower jaws likely rubbed together to grind food.—Ryan Brennan, Kansas City Star, 6 Mar. 2026 The lower jaw twisted outward, and the inner jaw contained small grinding teeth called denticles.—Ryan Brennan, Miami Herald, 6 Mar. 2026 One 2019 study assessed the effects of pH on shark skin denticles, specialized, scale-like structures embedded in shark skin made up of the same material as their teeth that aid sharks’ hydrodynamic and efficient movement through the water.—Lauren Leffer, Popular Science, 27 Aug. 2025 See All Example Sentences for denticle
Word History
Etymology
Middle English, from Latin denticulus, diminutive of dent-, dens