helio-

helio-

(word root) sun

Examples of words with the root helio-: heliocentric

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

helio-

or heli-

pref.

Sun: heliocentric.

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[Greek hēlio-, from hēlios, sun; see sāwel- in Indo-European roots.]

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.

helio-

or before a vowel

heli-

combining form

indicating the sun: heliocentric; heliolithic.

[from Greek, from hēlios sun]

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

helio-

a combining form meaning “sun”: heliolatry.

[< Greek, comb. form of hḗlios sun]

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