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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
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incrustation, encrustation, crust
a hard outer layer that covers something
a hard outer layer that covers something
noun.object
1 Subcategories
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calculus, tartar, tophus go
an incrustation that forms on the teeth and gums