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- Dictionaryvacuum/ˈvakjuːm/
noun
- 1. a space entirely devoid of matter. Similar
- 2. a vacuum cleaner. Similar
verb
- 1. clean with a vacuum cleaner: "the room needs to be vacuumed"
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noun
verb
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A vacuum is space devoid of matter. The word is derived from the Latin adjective vacuus (neuter vacuum ) meaning "vacant" or "void". An approximation to such vacuum is a region with a gaseous pressure much less than atmospheric pressure. Physicists often discuss ideal test results that would occur in a perfect vacuum, which they sometimes simply call "vacuum" or free space, and use the term partia... Wikipedia