- developed from a single fertilized ovum, as identical twins.
Also mon·o·zy·gous [mon-uh-zahy-guh s] /ˌmɒn əˈzaɪ gəs/.
Origin of monozygotic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- (of twins) derived from a single fertilized ovum, and so identical
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
- Derived from a single fertilized ovum or embryonic cell mass. Used especially of identical twins.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.