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disinfect

verb

dis·​in·​fect ˌdis-in-ˈfekt How to pronounce disinfect (audio)
disinfected; disinfecting; disinfects

transitive verb

1
: to cleanse (a surface, a device, a supply of water, etc.) by destroying, inactivating, or significantly reducing the concentration of pathogenic agents (such as bacteria, viruses, and fungi) : to treat (something) with a disinfectant (such as chlorine, hydrogen peroxide, or sodium hypochlorite)
… medical experts say some scopes can be difficult to disinfect through conventional cleaning because of their design, so bacteria are transmitted from patient to patient. Chad Terhune
Trihalomethanes are chemicals formed when chlorine used to disinfect water reacts with organic matter, such as animal waste, treated sewage, leaves, or soil. Emily Main
Clean your humidifier often. Although some parts may be washable in the dishwasher, they still need to be descaled with vinegar and disinfected with bleach. Consumer Reports
2
: to relieve (something) of some undesirable quality likened to a disease or infection
But the big question is this: If the bill becomes law, will it truly disinfect our politics? Nancy Gibbs and Karen Tumulty
3
: to remove a software virus (see virus sense 3) from (a computer or device) often by means of a special program
The earliest viruses were relatively simple routines, and virus detectors could easily disinfect computers. Philips Chien

Example Sentences

Chemicals were added to disinfect the water. The wound needs to be disinfected.
Recent Examples on the Web Americans are being urged against using eight ultraviolet wands used to disinfect surfaces because of high levels of radiation the products emit that can cause injuries to the skin and eyes of those nearby. Kate Gibson, CBS News, 21 July 2022 Many school districts continue to disinfect surfaces and explore upgrading ventilation systems. Jacqueline Howard, CNN, 1 Aug. 2022 Make sure to wash and disinfect the tick bite right away. Sarah Bowman, The Indianapolis Star, 31 May 2022 Make sure to first wash your hands and disinfect your tools with a 10% bleach solution. Rita Pelczar, Better Homes & Gardens, 16 May 2022 Wear clean clothes, and disinfect cages or equipment that come in contact with birds and their droppings. Annie Berman, Anchorage Daily News, 28 Apr. 2022 To avoid carrying insect eggs or disease-causing pathogens from plant to plant, disinfect your tools often while pruning by wiping them or dipping them in 70% rubbing alcohol or a strong household disinfectant. Beth Botts, chicagotribune.com, 23 Jan. 2022 People should disinfect their drinking water by boiling, adding unscented bleach [as instructed by the Environmental Protection Agency or using filtration. Andrea Thompson, Scientific American, 20 Jan. 2022 Pack your fake-Away rose gold luggage, disinfect your stripper pole, and prepare to recalibrate your initial judgments of The Real Housewives of Potomac's newest Housewife and settle back into the pot-stirring ways of one of its oldest. Jodi Walker, EW.com, 9 Aug. 2021 See More

Word History

Etymology

Middle French desinfecter, from des- dis- + infecter to infect

First Known Use

1658, in the meaning defined at sense 1

Time Traveler
The first known use of disinfect was in 1658

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