We found 28 dictionaries that define the word futility:

General (24 matching dictionaries)

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

Business (1 matching dictionary)

23. futility: Legal dictionary

Computing (1 matching dictionary)

24. Futility: Encyclopedia

Medicine (1 matching dictionary)

25. Dorland's Illustrated Medical Dictionary (No longer online)

Slang (1 matching dictionary)

26. futility: Urban Dictionary

(Note: See futilities as well.)

Definitions from Wiktionary ( ) ▸ noun:  (uncountable) The quality of being futile or useless. ▸ noun:  (countable) Something, especially an act, that is futile. ▸ noun:  (uncountable) Unimportance. Similar: futileness, uselessness, unusefulness, fruitlessness, ineffectuality, unutility, functionlessness, unusability, unpowerfulness, effectlessness, more... Opposite: usefulness, use Types: hopelessness, pointlessness, uselessness, meaninglessness, worthlessness, more... Phrases: medical futility, exercise in futility, more... Adjectives: utter, medical, ultimate, own, apparent, complete, absolute, tragic, sheer, political, mere Colors:     gray,     beige,     taupe,     charcoal,     dull brown, more... ▸ Words similar to futility ▸ Usage examples for futility ▸ Idioms related to futility ▸ Wikipedia articles (New!) ▸ Popular adjectives describing futility ▸ Words that often appear near futility ▸ Rhymes of futility ▸ Invented words related to futility