Definition of cementum
: a specialized bony layer of connective tissue covering the dentin of the part of a tooth normally within the gum — see tooth illustration
Recent Examples of cementum from the Web
Instead, the tooth bases were caked in cementum, a bony material that affixed the teeth to the jaw, and Caldwell says that the teeth appeared to have been dislodged during fossilization.
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Origin and Etymology of cementum
New Latin, from Latin caementum
First Known Use: 1842See Words from the same year
CEMENTUM Defined for Kids
Definition of cementum for Students
: a thin bony layer covering the part of a tooth inside the gum
Seen and Heard
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