| geology | Origin: Gr, the earth: cf. F. Geologie. 1. The science which treats: Of the structure and mineral constitution of the globe; structural geology. Of its history as regards rocks, minerals, rivers, valleys, mountains, climates, life, etc.; historical geology. Of the causes and methods by which its structure, features, changes, and conditions have been produced; dynamical geology. See Chart of The Geological Series. 2. A treatise on the science. Source: Websters Dictionary (01 Mar 1998) |
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| micro-geology | <study> The part of geology relating to structure and organisms which require to be studied with a microscope. Origin: Micro- + geology. Source: Websters Dictionary (01 Mar 1998) |