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n. A small tooth or toothlike projection.

n. A small tooth

n. A pulp stone

n. A small tooth or projecting point.

n. A small tooth or projecting point; a denticulation; specifically, one of the long slender elements of the morphologically compound teeth of the Cape ant-eater, Orycteropus capensis, the only example of such structure among mammals.

n. Any small toothed or tooth-like part: as, the shagreen denticles of the shark.

n. In the graptolites (Hydrozoa), one of the thecæ. See theca, 1 .

n. small pointed ridge on the exoskeleton of an arthropod

"The transitory and singularly small and simple denticle in the horse exemplifies the rudiment of an ancestral structure in the same degree as do the hoofless splint-bones; just as the spurious hoofs dangling therefrom in hipparion are retained rudiments of the functionally developed lateral hoofs in the broader foot of palæotherium."

tooth   

dermal denticle   

denticular