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Medical Term:


Pronunciation: di'so-me


  1. The state of an individual or cell having two members of a pair of homologous chromosomes; the normal state in humans, in contrast to monosomy and trisomy.
  2. An abnormal chromosome represented twice in a single cell.

[G. dis, two, + soma, body]

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.