Metaplasia vs. Hyperplasia: What's the Difference?

Metaplasia and Hyperplasia Definitions
Metaplasia
Normal transformation of tissue from one type to another, as in the ossification of cartilage to form bone.
Hyperplasia
An abnormal increase in the number of cells in a tissue or organ, with consequent enlargement of the part or organ.
Metaplasia
Transformation of cells from a normal to an abnormal state.
Hyperplasia
(medicine) An increase in the size of a tissue or organ due to increased number of cells.
Metaplasia
(biology) The conversion of one type of tissue into another.
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Hyperplasia
An increase in, or excessive growth of, the normal elements of any part.
Hyperplasia
Abnormal increase in number of cells