geosynclinal

[jee-oh-sin-klahyn-l]

adjective

1. Geology.,  pertaining to a synclinal fold that involves a relatively large part of the earth's surface.

Word History and Origins

Origin of geosynclinal¹

First recorded in 1870–75; geo- + synclinal

Example Sentences

The work of De Montessus showed that over 94 per cent. of all recorded shocks lie in the geosynclinal belts.

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