meso-

a combining form meaning “middle,” used in the formation of compound words: mesocephalic.

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a granular metamorphic rock.
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Also especially before a vowel, mes-.

Origin of meso-

combining form representing Greek mésos middle, in the middle; akin to Latin medius; see mid1

Words nearby meso-

mesmerism, mesmerize, mesnalty, mesne, mesne lord, meso-, mesoamerica, mesoappendix, mesobenthos, mesobilane, mesobilirubin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for meso-

meso-

before a vowel mes-

combining form

middle or intermediatemesomorph

Word Origin for meso-

from Greek misos middle
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 meso-

meso-

pref.

In the middle; middle:mesoderm.
Intermediate:mesomere.
Mesentery:mesoileum.
Characterizing a superimposable isomer:meso-2,3-dichlorobutane.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.