polysomic

/ (ˌpɒlɪˈsəʊmɪk) /

adjective

of, relating to, or designating a basically diploid chromosome complement, in which some but not all the chromosomes are represented more than twice

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Word Origin for polysomic

C20: from poly- + -some ³ + -ic
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 polysomic

polysomic
[ pŏl′ē-sōmĭk ]

adj.

Having an extra copy of one or more chromosomes.

n.

A polysomic organism or cell.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.