geo-

geo-

(word root) earth, land

Examples of words with the root geo-: geography

Abused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree

geo-

or ge-

pref.

1. Earth: geocentric.

2. Geography: geopolitical.

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[Greek geō-, from gē, earth.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

geo-

combining form

indicating earth: geomorphology.

[from Greek, from gē earth]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

geo-

a combining form meaning “the earth” (geography); “earth, ground” (geoponics); “geography” ( geopolitics).

[< Greek geō-, comb. form of gê the earth]

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

geo-

or ge-

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

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.