- constancy, stability - the quality of being free from change or variation
--1 is a kind of changelessness, unchangeability, unchangeableness, unchangingness
Antonyms: inconstancy, changefulness
--1 has particulars: metastability; monotony - constancy - the tendency for perceived objects to give rise to very similar perceptual experiences in spite of wide variations in the conditions of observation
--2 is a kind of perception
--2 has particulars:brightness constancy; color constancy, colour constancy; shape constancy; size constancy - constancy - faithfulness in personal attachment (especially sexual fidelity)
--3 is a kind of fidelity, faithfulness
- constancy - faithfulness in personal attachment (especially sexual fidelity)