- any of the extinct humanlike primates classified in the former family Prehominidae.
- any extinct form that is thought to be an ancestor of the hominids.
Origin of prehominid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- any of various extinct manlike primatesSee australopithecine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012