constancy

[ kon-stuhn-see ]
/ ˈkɒn stən si /

noun

the quality of being unchanging or unwavering, as in purpose, love, or loyalty; firmness of mind; faithfulness.
uniformity or regularity, as in qualities or conditions; invariableness.

Origin of constancy

From the Latin word constantia, dating back to 1520–30. See constant, -ancy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for constancy

British Dictionary definitions for constancy

constancy

/ (ˈkɒnstənsɪ) /

noun

the quality of having a resolute mind, purpose, or affection; steadfastness
freedom from change or variation; stability
psychol the perceptual phenomenon in which attributes of an object appear to remain the same in a variety of different presentations, e.g., a given object looks roughly the same size regardless of its distance from the observer
ecology the frequency of occurrence of a particular species in sample plots from a plant community
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