Meaning of mosaicism


Pronunciation: (mō-zā'u-siz"um), [key]
— n. Biol.
  1. a condition in which an organism or part is composed of two or more genetically distinct tissues owing to experimental manipulation or to faulty distribution of genetic material during mitosis.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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