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1. A chromosome having no homologue, especially an unpaired X chromosome.
2. A single ribosome.
mon′o·so′mic (-sō′mĭk) adj.
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.
(Biology) an unpaired chromosome, esp an X-chromosome in an otherwise diploid cell
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. a chromosome having no homologue, esp. an unpaired X chromosome.
2. a protein-synthetic complex involving the translation of a messenger RNA molecule by a single ribosome.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.