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1. Dictionary

   vacuum

   /ˈvakjuːm/

   noun

   • 1. a space entirely devoid of matter. Similar empty spaceemptinessvoidnothingnessvacuityvacancyrare:voidnessnihility
   • ▪ a space or container from which the air has been completely or partly removed.
   • ▪ a gap left by the loss, death, or departure of someone or something significant: "the political vacuum left by the death of the Emperor" Similar gapspaceabsencelackdeficiencyblanklacunaOpposite continuity
   • 2. a vacuum cleaner. Similar vacuum cleanerinformal:vactrademark:Hoover

   verb

   • 1. clean with a vacuum cleaner: "the room needs to be vacuumed"

   Word Origin mid 16th century: modern Latin, neuter of Latin vacuus ‘empty’.

   Scrabble Points: 13

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   • U

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2. People also ask

   What is a vacuum in physics?

   • (Inside Science) — A vacuum is a space absolutely devoid of matter, at least according to the Merriam-Webster dictionary. According to quantum physics, even vacuums are not completely empty. Constant fluctuations in energy can spontaneously create mass not just out of thin air, but out of absolutely nothing at all.

   What Does It Mean To Live In A Vacuum - WHYIENJOY

   www.whyienjoy.com/what-does-it-mean-to-live-in-a-vacuum/

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   How does a vacuum cleaner work?

   • First, water is heated to above the boiling point to produce steam which is then applied with a powerful machine that resembles a vacuum cleaner. Once the heated water is injected into the fibers of your carpet or rug, brushes are used to scrub, agitate, and loosen the stains or dirt which are then lifted by powerful vacuum suction.

   How Does a Steam Cleaner Work on Carpet - August - 2022

   zioncarpetcleaning.com/carpet-blog/how-does-a-steam-cleaner-work-on-carpet/

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   How does an artificial vacuum work?

   • The easiest way to create an artificial vacuum is to expand the volume of a container. For example, the diaphragm muscle expands the chest cavity, which causes the volume of the lungs to increase. This expansion reduces the pressure and creates a partial vacuum, which is soon filled by air pushed in by atmospheric pressure.

   Vacuum - Wikipedia

   en.wikipedia.org/wiki/Vacuum

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3. en.wikipedia.org › wiki › VacuumVacuum - Wikipedia

   en.wikipedia.org › wiki › Vacuum

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   A vacuum is space devoid of matter, or a region with low pressure compared to atmospheric pressure. Learn about the philosophical debate, experimental techniques and applications of vacuum in science and technology.

4. dictionary.cambridge.org › dictionary › englishVACUUM | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   VACUUM definition: 1. a space from which most or all of the matter has been removed, or where there is little or no…. Learn more.

5. Videos

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6. sciencenotes.org › what-is-a-vacuum-in-scienceWhat Is a Vacuum in Science? Definition and Examples

   sciencenotes.org › what-is-a-vacuum-in-science

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   Apr 12, 2021 · A vacuum is a volume with little or no matter and low pressure. Learn about different types of vacuums, how to make them, and why space is a near-perfect vacuum.

7. www.merriam-webster.com › dictionary › vacuumVacuum Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › vacuum

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   Learn the meaning of vacuum as a noun, verb, and adjective, with examples of usage and etymology. Find out the difference between vacuum and vacuous, and explore related phrases and articles.

8. www.britannica.com › science › vacuum-physicsVacuum | Definition & Facts | Britannica

   www.britannica.com › science › vacuum-physics

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   Vacuum is a condition of low or zero pressure in which matter does not affect any processes. Learn how vacuum is created, measured, and used in physics and technology from Britannica's editors.

   • Author: The Editors of Encyclopaedia Britannica

9. www.dictionary.com › browse › vacuumVACUUM Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › vacuum

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   Vacuum definition: a space entirely devoid of matter.. See examples of VACUUM used in a sentence.

10. www.thefreedictionary.com › vacuumVacuum - definition of vacuum by The Free Dictionary

    www.thefreedictionary.com › vacuum

    • Cached

    A vacuum is a space with no matter or very little matter, or a region with low pressure compared to the atmosphere. Learn more about the types, uses, and effects of vacuums from various sources and dictionaries.