the GNU version of the Collaborative International Dictionary of English
n. The quality or state of being propense; natural inclination; disposition to do good or evil; bias; bent; tendency.
The Century Dictionary and Cyclopedia
n. A bent of mind, natural or acquired; inclination; natural tendency; disposition to anything good or evil, particularly to evil: as, a propensity to gamble.
n.Synonyms Bias, Inclination, etc. See bent.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a disposition to behave in a certain way
n. a natural inclination
n. an inclination to do something
Word Usage
"But this propensity is already here, in embryonic form."