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Pronunciation: pol'e-fi'le-tizm

Definition: In hematology, the theory that blood cells are derived from several different stem cells, depending on the particular cell type.

Synonym(s): polyphyletic theory

[poly- + G. phyle, tribe]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.