geo-


  1. a combining form meaning “the earth,” used in the formation of compound words: geochemistry.

Origin of geo-

1
<Greek geō-, combining form of the earth

Other definitions for Geo. (2 of 2)

Geo.

abbreviation
  1. George.

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How to use geo- in a sentence

British Dictionary definitions for geo (1 of 2)

geo

gio

/ (ˈdʒiːəʊ) /


nounplural geos or gios
  1. (esp in Shetland) a small fjord or gully

Origin of geo

1
C18: from Old Norse gjā ravine; related to Old English gionian to yawn

British Dictionary definitions for geo- (2 of 2)

geo-

combining form
  1. indicating earth: geomorphology

Origin of geo-

2
from Greek, from earth

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for geo-

geo-

  1. A prefix that means “earth,” as in geochemistry, the study of the Earth's chemistry.

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