monosomy
mo·no·somy
noun
1.
chromosomal abnormality consisting of the absence of one chromosome from the normal diploid number
Origin
From monosome + -y.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.