单词	cavitation
释义	cavitation noun cav·​i·​ta·​tion ˌka-və-ˈtā-shən  : the process of cavitating: such as a : the formation of partial vacuums in a liquid by a swiftly moving solid body (such as a propeller) or by high-intensity sound waves also : the pitting and wearing away of solid surfaces (as of metal or concrete) as a result of the collapse of these vacuums in surrounding liquid b : the formation of cavities in an organ or tissue especially in disease Example Sentences Recent Examples on the Web The fluid is pressurized to 50 psi to minimize cavitation. Tony Quiroga, Car and Driver, 18 Aug. 2022 Moore also brings up cavitation as a way of visualizing what is happening in the body. Dr. Sanjay Gupta, CNN, 8 June 2022 This, according to Castle, could send shock waves through the dam, a process known as cavitation that could cause enormous internal damage. Nick Bowlin, Outside Online, 4 May 2022 More liquid prevents cavitation in a blender, that annoying phenomenon when an air pocket forms above the blade and keeps it from coming in contact with the food. Becky Krystal, Washington Post, 7 Aug. 2020 Still, the process, called cavitation, could explain longer-range sound production as well, as Edward Farmer, a plant biologist at the University of Lausanne in Switzerland who wasn’t involved in the study, tells Vaughan. Katherine J. Wu, Smithsonian, 2 Dec. 2019 That hole in effect became a second bump in the concrete and spawned its own cycle of cavitation destruction. John D'anna, azcentral, 18 July 2019 And that, in turn, created an even larger hole and more cavitation further down the tunnel. John D'anna, azcentral, 18 July 2019 And that, in turn, created an even larger hole and more cavitation further down the tunnel. John D'anna, azcentral, 18 July 2019 See More Word History Etymology cavity + -ation First Known Use 1895, in the meaning defined above Medical Definition cavitation noun cav·​i·​ta·​tion ˌkav-ə-ˈtā-shən  1 : the process of cavitating especially : the formation of cavities in an organ or tissue especially in disease 2 : a cavity formed by cavitation
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