polysomic

British

/ 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

"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

Etymology

Origin of polysomic

C20: from _poly- + _-some ³ + _-ic

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023