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We found 49 dictionaries with English definitions that include the word vacuum:
Click on the first link on a line below to go directly to a page where "vacuum" is defined.

General dictionaries General (30 matching dictionaries)
  1. vacuum, vacuum: Merriam-Webster.com [home, info]
  2. vacuum: Oxford Dictionaries [home, info]
  3. vacuum: American Heritage Dictionary of the English Language [home, info]
  4. vacuum: Collins English Dictionary [home, info]
  5. vacuum: Vocabulary.com [home, info]
  6. Vacuum, vacuum: Wordnik [home, info]
  7. vacuum: Cambridge Advanced Learner's Dictionary [home, info]
  8. Vacuum: Wiktionary [home, info]
  9. vacuum: Webster's New World College Dictionary, 4th Ed. [home, info]
  10. vacuum: The Wordsmyth English Dictionary-Thesaurus [home, info]
  11. vacuum: Infoplease Dictionary [home, info]
  12. vacuum: Dictionary.com [home, info]
  13. vacuum: Online Etymology Dictionary [home, info]
  14. vacuum: UltraLingua English Dictionary [home, info]
  15. vacuum: Cambridge Dictionary of American English [home, info]
  16. The Vacuum, Vacuum (band), Vacuum (disambiguation), Vacuum (outer space), Vacuum: Wikipedia, the Free Encyclopedia [home, info]
  17. Vacuum: Online Plain Text English Dictionary [home, info]
  18. vacuum: Webster's Revised Unabridged, 1913 Edition [home, info]
  19. vacuum: Rhymezone [home, info]
  20. vacuum, vacuum (m): AllWords.com Multi-Lingual Dictionary [home, info]
  21. vacuum: Webster's 1828 Dictionary [home, info]
  22. vacuum: Free Dictionary [home, info]
  23. vacuum: Hutchinson Dictionaries [home, info]
  24. vacuum: Mnemonic Dictionary [home, info]
  25. vacuum: WordNet 1.7 Vocabulary Helper [home, info]
  26. vacuum: LookWAYup Translating Dictionary/Thesaurus [home, info]
  27. vacuum: Dictionary/thesaurus [home, info]
  28. vacuum: Wikimedia Commons US English Pronunciations [home, info]

Art dictionaries Art (1 matching dictionary)
  1. Vacuum: Natural Magick [home, info]

Business dictionaries Business (1 matching dictionary)
  1. vacuum: Legal dictionary [home, info]

Computing dictionaries Computing (1 matching dictionary)
  1. vacuum: Encyclopedia [home, info]

Medicine dictionaries Medicine (3 matching dictionaries)
  1. Vacuum: Medical Dictionary [home, info]
  2. vacuum: online medical dictionary [home, info]
  3. vacuum: Medical dictionary [home, info]

Miscellaneous dictionaries Miscellaneous (3 matching dictionaries)
  1. Vacuum: Brilliant Dream Dictionary [home, info]
  2. VACUUM: Acronym Finder [home, info]
  3. vacuum: Idioms [home, info]

Science dictionaries Science (5 matching dictionaries)
  1. Vacuum: Eric Weisstein's World of Physics [home, info]
  2. Vacuum: Extragalactic Astronomy [home, info]
  3. vacuum: General Chemistry Online [home, info]
  4. Vacuum: Accelerator Glossary [home, info]
  5. VACUUM: Zoom Astronomy Glossary [home, info]

Slang dictionaries Slang (1 matching dictionary)
  1. The Vacuum: Urban Dictionary [home, info]

Tech dictionaries Tech (4 matching dictionaries)
  1. vacuum: Webster's New World Telecom Dictionary [home, info]
  2. Vacuum: AUTOMOTIVE TERMS [home, info]
  3. Vacuum: PUMP AND SEAL TERMS [home, info]
  4. VACUUM: Power Engineering [home, info]

Quick definitions from Macmillan (
American English Definition British English Definition

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Quick definitions from WordNet (vacuum)

noun:  an electrical home appliance that cleans by suction
noun:  a region empty of matter
noun:  the absence of matter
noun:  an empty area or space ("Without their support he'll be ruling in a vacuum")
verb:  clean with a vacuum cleaner ("Vacuum the carpets")

Word origin

Words similar to vacuum

Popular adjectives describing vacuum

Rhymes of vacuum

Phrases that include vacuum:   vacuum gage, thermionic vacuum tube, vacuum brake, vacuum extractor, partial vacuum, more...

Words similar to vacuum:   hoover, vacua, vacuity, vacuum-clean, vacuumed, vacuuming, vacuum cleaner, void, more...

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