geo-
a combining form meaning “the earth,” used in the formation of compound words: geochemistry.
QUIZZES
LEARN THE SPANISH WORDS FOR THESE COMMON ANIMALS!
Are you learning Spanish? Or do you just have an interest in foreign languages? Either way, this quiz on Spanish words for animals is for you.
Question 1 of 13
How do you say “cat” 🐈 in Spanish?
Origin of geo-
<Greek geō-, combining form of gê the earth
Definition for geo- (2 of 2)
Geo.
George.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for geo- (1 of 2)
geo
gio
/ (ˈdʒiːəʊ) /
noun plural geos or gios
(esp in Shetland) a small fjord or gully
Word Origin for geo
C18: from Old Norse gjā ravine; related to Old English gionian to yawn
British Dictionary definitions for geo- (2 of 2)
geo-
combining form
indicating earthgeomorphology
Word Origin for geo-
from Greek, from gē 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
Medical definitions for geo-
geo-
pref.
Earth:geophagia.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for geo-
geo-
ge-
A prefix that means earth, as in geochemistry, the study of the Earth's chemistry.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.