katamorphism

[ kat-uh-mawr-fiz-uhm ]

noun

, Geology.

1. metamorphism at or near the earth's surface: breaks down complex minerals into simpler ones.

Other Words From

• kata·morphic adjective

Word History and Origins

Origin of katamorphism¹

First recorded in 1900–05; kata- + -morphism

Example Sentences

The phase of metamorphism dealing with surficial weathering, similar changes below the surface, and the formation of sediments, is called katamorphism or destructive change.

From Project Gutenberg

The zone in which katamorphism is most active, usually near the surface, is called the zone of katamorphism.

From Project Gutenberg

A given rock may be undergoing katamorphism while rocks on either side at the same depth are suffering anamorphism.

From Project Gutenberg

The general process of soil formation constitutes one of the most important phases of katamorphism—the destructive side of the metamorphic cycle, described in Chapter II.

From Project Gutenberg

Processes of katamorphism or weathering, usually accompanied by the formation of soils, affect the surface rocks over practically all the continental areas.

From Project Gutenberg