1. (Biology) any person who places the role of heredity above that of the environment as the determining factor in human or animal behaviour
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a believer in the theory that heredity, more than environment, determines nature, characteristics, etc.See also: Heredity
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.