We found 31 dictionaries that define the word Vacuous:

General (26 matching dictionaries)

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

Business (1 matching dictionary)

25. vacuous: Legal dictionary

Computing (1 matching dictionary)

26. vacuous: Encyclopedia

Medicine (1 matching dictionary)

27. online medical dictionary (No longer online)

Science (1 matching dictionary)

28. vacuous, vacuous: PlanetMath Encyclopedia

Slang (1 matching dictionary)

29. vacuous: Urban Dictionary

(Note: See vacuously as well.)

Definitions from Wiktionary (vacuous) ▸ adjective:  Empty; void; lacking meaningful content. ▸ adjective:  Showing a lack of thought or intelligence; vacant. Similar: mindless, meaningless, empty, inane, asinine, fatuous, foolish, hollow, vain, vacuitous, more... Opposite: meaningful, significant, important Types: empty, hollow, void, meaningless, shallow, superficial, insubstantial, pointless, more... Phrases: vacuous quantification, vacuous truth, opposite of vacuous, a female name of vacuous seduction, more... Colors:     beige,     gray,     off-white,     pale blue,     light gray, more... ▸ Word origin ▸ Words similar to Vacuous ▸ Usage examples for Vacuous ▸ Idioms related to Vacuous ▸ Wikipedia articles (New!) ▸ Popular nouns described by Vacuous ▸ Words that often appear near Vacuous ▸ Rhymes of Vacuous ▸ Invented words related to Vacuous