Me*tas"ta*sis (?), n.; pl. Metastases (#). [L., transition, fr. Gr. , fr. to place in another way; after + to place.]

1. Theol.

A spiritual change, as during baptism.

2. Med.

A change in the location of a disease, as from one part to another.


3. Physiol.

The act or process by which matter is taken up by cells or tissues and is transformed into other matter; in plants, the act or process by which are produced all of those chemical changes in the constituents of the plant which are not accompanied by a production of organic matter; metabolism.


© Webster 1913.