Medical Dictionary


noun phy·log·e·ny \fi-ˈläj-ə-nē\
plural phy·log·e·nies

Medical Definition of PHYLOGENY

:  the evolutionary history of a kind of organism
:  the evolution of a genetically related group of organisms as distinguished from the development of the individual organism—called also phylogenesis; compare ontogeny


July 04, 2015
stringent Hear it
rigorous, strict, or severe
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