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aniso-

  1. a combining form meaning “unequal,” “uneven,” used in the formation of compound words: anisogamous.
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Also especially before a vowel, anis-.

Origin of aniso-

< Greek, combining form of ánisos; see an-1, iso-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for aniso-

aniso-

before a vowel anis-

combining form
  1. not equalanisogamy
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Word Origin

New Latin, from Greek anisos; see an-, iso-
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
aniso- in Medicine

aniso-

pref.
  1. Unequal; dissimilar:anisogamy.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.