monosome

American

[mon-uh-sohm] / ˈmɒn əˌsoʊm /

noun

Genetics.

a chromosome having no homologue, especially an unpaired X chromosome.
a protein-synthetic complex involving the translation of a messenger RNA molecule by a single ribosome.
a monosomic individual.

monosome British

/ ˈmɒnəˌsəʊm, ˌmɒnəˈsəʊmɪk /

noun

an unpaired chromosome, esp an X-chromosome in an otherwise diploid cell

"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

Other Word Forms

monosomic adjective

Etymology

Origin of monosome

First recorded in 1920–25; mono- + -some ³

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