Meaning of phenogram

phe•no•gram

Pronunciation: (fē'nu-gram"), [key]
— n. Biol.
  1. a diagram depicting taxonomic relationships among organisms based on overall similarity of many characteristics without regard to evolutionary history or assumed significance of specific characters: usually generated by computer. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.