mosaicism
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English
Etymology
Noun
mosaicism (countable and uncountable, plural mosaicisms)
- (genetics) The condition in which more than one genetically distinct population of cells coexist within one individual.
- 2007, Michael Chabon, The Yiddish Policemen’s Union, 4th Estate (2010), page 14:
- Some but not all of the cells that made up the fetus […] had an extra chromosome on the twentieth pair. A mosaicism, it was called.