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vacuum
6 ENTRIES FOUND:
plural vacuums
plural vacuums
Learner's definition of VACUUM
[count]
1
: an empty space in which there is no air or other gas真空 : a space from which all or most of the air has been removed（气体被排出后形成的）真空
- the vacuum of outer space太空中的真空
- A pump was used to create a vacuum inside the bottle.用泵把瓶内抽成了一个真空。
- a vacuum chamber真空室
2
3
: a situation created when an important person or thing has gone and has not been replaced空虚；空白 — usually singular通常用单数
- Her death has caused/created/left a vacuum [=void] in our lives.她的去世使我们的生活变得空虚。
- A new leader is needed to fill the vacuum left by his retirement.他退休后留下的空缺需要新的领导来填补。
in a vacuum
: separated from outside events or influences与外界隔绝；不受外界影响
- The group was operating in a vacuum, cut off from the rest of the world.这个团队在完全封闭的状态下工作，断绝了与外界的联系。
- The city's riots did not happen in a vacuum. [=they were affected or caused by other events or influences]城市的骚乱不是无缘无故发生的。
2 vacuum /ˈvæˌkjuːm/ verb
vacuums; vacuumed; vacuuming
2 vacuum
/ˈvæˌkjuːm/
verb
vacuums; vacuumed; vacuuming
Learner's definition of VACUUM
: to clean (something) with a vacuum cleaner用真空吸尘器清扫 — often + up
[+ object]
- I vacuumed [=(Brit) hoovered] the living room.我用吸尘器清扫了客厅。
- Vacuum up the crumbs on the couch.用吸尘器把沙发上的食物碎屑清除干净。
[no object]
- I just finished vacuuming.我刚用吸尘器打扫完。
vac·u·um ˈva-(ˌ)kyüm 
-kyəm,
also
-kyü-əm plural vacuums or vacua ˈva-kyə-wə
2
a
: a space absolutely devoid of matter
b
: a space partially exhausted (as to the highest degree possible) by artificial means (such as an air pump)
c
: a degree of rarefaction below atmospheric pressure
vacuumed; vacuuming; vacuums
: to operate a vacuum device
Example Sentences
Noun the vacuum of outer space A pump was used to create a vacuum inside the bottle.
Recent Examples on the Web
Dominic Green, WSJ, 16 Sep. 2022 Use a vacuum sealer to marinate meat quickly, or store ingredients and meats until use. Ysolt Usigan, Woman's Day, 15 Sep. 2022 Anyone who’s had a smart vacuum knows that such vacuums often aren’t quite as bright as advertised. Ebenezer Samuel, Men's Health, 12 Sep. 2022 Briana Vazquez posted the vacuum video on TikTok with the hashtag ASMR and within the week had nearly 2 million views. Jake Traylor, NBC News, 10 Sep. 2022 Philip experimented with passing items from one gloved hand to the other in an airless vacuum chamber designed to showcase the effect of weightlessness in space. Dan Carson, Chron, 8 Sep. 2022 Meals arrive fresh, not frozen, vacuum sealed and ready to eat in five to seven minutes in the oven or three minutes in the microwave. Amy Fischer M.s., R.d., Good Housekeeping, 8 Sep. 2022 Christian suggests skipping a weekly whole-home vacuum. Caitlin Sole, Better Homes & Gardens, 7 Sep. 2022 Street sweeper vehicles are outfitted with water sprayers, rotating brushes and a vacuum, which work together to remove toxic pollutants and trash from roads while reducing dust levels. David Garrick, San Diego Union-Tribune, 7 Sep. 2022 Carolyn Forté, Good Housekeeping, 1 Sep. 2022 Then reach into the opening at the base of the dryer with the brush, loosen the lint and vacuum it out. Jeanne Huber, Washington Post, 8 Aug. 2022 Adolescents can vacuum pizzas off their plates with the speed and efficiency of a competitive eater. Christopher Elliott, Washington Post, 12 May 2022 Simply vacuum the fabric with a soft brush attachment. Amy Schulman, PEOPLE.com, 18 June 2022 To vacuum out clogged pores, reach for this clay mask. Tatjana Freund, ELLE, 29 July 2022 But critics have said the government’s inaction has allowed Meta and other giants to vacuum up services that later became formidable. New York Times, 27 July 2022 Instead of rehashing old ways to vacuum up user data, schools and software developers could have been pursuing fresher, more creative ideas to get children excited to learn. Drew Harwell, Washington Post, 25 May 2022 For upholstered pieces, remove any detachable pieces, such as seat cushions, and vacuum everything thoroughly. Maria Sabella, Better Homes & Gardens, 8 June 2022 See More
Noun
The Romantic effort to fill a spiritual vacuum by the cults of myth helped produce the catastrophic politics of the 20th century. Dominic Green, WSJ, 16 Sep. 2022 Use a vacuum sealer to marinate meat quickly, or store ingredients and meats until use. Ysolt Usigan, Woman's Day, 15 Sep. 2022 Anyone who’s had a smart vacuum knows that such vacuums often aren’t quite as bright as advertised. Ebenezer Samuel, Men's Health, 12 Sep. 2022 Briana Vazquez posted the vacuum video on TikTok with the hashtag ASMR and within the week had nearly 2 million views. Jake Traylor, NBC News, 10 Sep. 2022 Philip experimented with passing items from one gloved hand to the other in an airless vacuum chamber designed to showcase the effect of weightlessness in space. Dan Carson, Chron, 8 Sep. 2022 Meals arrive fresh, not frozen, vacuum sealed and ready to eat in five to seven minutes in the oven or three minutes in the microwave. Amy Fischer M.s., R.d., Good Housekeeping, 8 Sep. 2022 Christian suggests skipping a weekly whole-home vacuum. Caitlin Sole, Better Homes & Gardens, 7 Sep. 2022 Street sweeper vehicles are outfitted with water sprayers, rotating brushes and a vacuum, which work together to remove toxic pollutants and trash from roads while reducing dust levels. David Garrick, San Diego Union-Tribune, 7 Sep. 2022 Verb
Then, dispense the solution through the nozzle, gently scrub with the soft brush, and vacuum it all back into the dirty water tank for easy emptying. Carolyn Forté, Good Housekeeping, 1 Sep. 2022 Then reach into the opening at the base of the dryer with the brush, loosen the lint and vacuum it out. Jeanne Huber, Washington Post, 8 Aug. 2022 Adolescents can vacuum pizzas off their plates with the speed and efficiency of a competitive eater. Christopher Elliott, Washington Post, 12 May 2022 Simply vacuum the fabric with a soft brush attachment. Amy Schulman, PEOPLE.com, 18 June 2022 To vacuum out clogged pores, reach for this clay mask. Tatjana Freund, ELLE, 29 July 2022 But critics have said the government’s inaction has allowed Meta and other giants to vacuum up services that later became formidable. New York Times, 27 July 2022 Instead of rehashing old ways to vacuum up user data, schools and software developers could have been pursuing fresher, more creative ideas to get children excited to learn. Drew Harwell, Washington Post, 25 May 2022 For upholstered pieces, remove any detachable pieces, such as seat cushions, and vacuum everything thoroughly. Maria Sabella, Better Homes & Gardens, 8 June 2022 See More Word History
Etymology
Noun
borrowed from Medieval Latin (translation of Greek kenón), from neuter of Latin vacuus "empty, unoccupied," from vacāre "to be empty or unoccupied, have space, be free" + -uus, deverbal adjective suffix — more at vacant
First Known Use
Noun
1550, in the meaning defined at sense 1
Verb
1922, in the meaning defined at transitive sense 1
Adjective
1825, in the meaning defined at sense 1
Time Traveler
The first known use of vacuum was in 1550 Phrases Containing vacuum
noun
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