Pronunciation: (ô-strā"lō-pith'u-sēn", -sīn", -pu-thē'sin, -sīn", ô"stru-), [key]
(sometimes cap.) a member of the extinct genus Australopithecus.
of, pertaining to, or resembling the genus Australopithecus or its members.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.