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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: Merriam-Webster.com [home, info]
  2. vacuum: Oxford Learner's 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]

(Note: See vacuums for more definitions.)

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")

▸ Also see vacuums
Word origin

Words similar to vacuum

Usage examples for vacuum

Idioms related to vacuum (New!)

Popular adjectives describing vacuum

Words that often appear near vacuum

Rhymes of vacuum

Invented words related to vacuum

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

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

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