Meaning of protohuman

pro•to•hu•man

Pronunciation: (prō"tō-hy'mun or, often, -y'-), [key]
— adj.
  1. of, pertaining to, or resembling extinct hominid populations that had some but not all the features of modern Homo sapiens.
—n.
  1. a protohuman animal.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.