Akademik

Adamantine
In dentistry, relating to the enamel of the teeth. Adamantine comes from the Greek and Latin word adamas which applied to substances having the hardness or luster of a diamond. Adamantine figuratively means unyielding and inflexible.
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Exceedingly hard; formerly used in reference to the enamel of the teeth. [G. adamantinos, very hard]

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ad·a·man·tine .ad-ə-'man-.tēn, -.tīn, -'mant-ən adj characterized by extreme hardness or luster

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ad·a·man·tine (ad″ə-manґtin) pertaining to the enamel of the teeth.

Medical dictionary. 2011.