We found 31 dictionaries that define the word constancy:

General (23 matching dictionaries)

1. constancy: Merriam-Webster
2. constancy: Oxford Learner's Dictionaries
3. constancy: American Heritage Dictionary of the English Language
4. constancy: Collins English Dictionary
5. constancy: Vocabulary.com
6. Constancy, constancy: Wordnik
7. constancy: Cambridge Advanced Learner's Dictionary
8. constancy: Wiktionary
9. constancy: Webster's New World College Dictionary, 4th Ed.
10. constancy: The Wordsmyth English Dictionary-Thesaurus
11. constancy: Infoplease Dictionary
12. Constancy, constancy: Dictionary.com
13. Constancy: Online Plain Text English Dictionary
14. constancy: Webster's Revised Unabridged, 1913 Edition
15. constancy: Rhymezone
16. Constancy: AllWords.com Multi-Lingual Dictionary
17. constancy: Webster's 1828 Dictionary
18. constancy: FreeDictionary.org
19. constancy: Mnemonic Dictionary
20. constancy: TheFreeDictionary.com
21. constancy: Longman Dictionary of Contemporary English

Art (1 matching dictionary)

22. Shakespeare Glossary (No longer online)

Business (1 matching dictionary)

23. constancy: Legal dictionary

Computing (1 matching dictionary)

24. constancy: Encyclopedia

Medicine (3 matching dictionaries)

25. Dorland's Illustrated Medical Dictionary (No longer online)
26. online medical dictionary (No longer online)
27. constancy: Medical dictionary

Miscellaneous (1 matching dictionary)

28. baby names list (No longer online)

Tech (1 matching dictionary)

29. Glossary of Meteorology (No longer online)

(Note: See constancies as well.)

Definitions from Wiktionary ( ) ▸ noun:  (uncountable) The quality of being constant; steadiness or faithfulness in action, affections, purpose, etc. ▸ noun:  (countable) An unchanging quality or characteristic of a person or thing. Similar: stability, constancie, constantness, unchangingness, consistency, constativity, consistence, constativeness, persistency, constant, more... Opposite: inconstancy, fickleness Types: physical, chemical, temporal, gravitational, electromagnetic, speed of light, more... Phrases: object constancy, size constancy, Color constancy, perceptual constancy, shape constancy, more... Adjectives: relative, such, perceptual, great, remarkable, eternal, heroic, brightness, more, unshaken, certain Colors:     indigo,     sapphire,     azure,     cerulean,     teal, more... ▸ Words similar to constancy ▸ Usage examples for constancy ▸ Idioms related to constancy ▸ Wikipedia articles (New!) ▸ Popular adjectives describing constancy ▸ Words that often appear near constancy ▸ Rhymes of constancy ▸ Invented words related to constancy