Calcify v. t. : To make stony or calcareous by the deposit or secretion of salts of lime.

Calcify v. i. : To become changed into a stony or calcareous condition, in which lime is a principal ingredient, as in the formation of teeth.

Example:
How do I de-Calcify my coffee maker? Anybody has any home remedies?

Taxonomy
Calcium.

Defination from the web:
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