noun, often attributive
iso·​pro·​pyl | \ ˌī-sə-ˈprō-pəl How to pronounce isopropyl (audio) \

Definition of isopropyl

: the alkyl radical isomeric with straight-chain propyl often used in combination

Examples of isopropyl in a Sentence

Recent Examples on the Web Here’s what democracy will require in Wisconsin this year: 300,000 ounces of hand sanitizer, 10,000 liters of surface disinfectant and 500,000 isopropyl screen wipes. Gerald Porter Jr.,, "Sanitizer-Wielding Officials Make 2020 the Cleanest Election," 29 Oct. 2020 The center does not recommend using sanitizers unless ethanol or isopropyl is the alcohol used as methanol is not effective against COVID-19. Miriam Marini, Detroit Free Press, "Michigan Poison Center issues warning concerning hand sanitizer from distilleries," 22 Apr. 2020 NYC Mask Crusaders allows artists, institution laborers and others to donate their extra masks, gloves and other personal protective equipment, including eyewear, clothing and isopropyl or ethyl alcohol. New York Times, "How to Donate Your N95 Masks to New York Doctors," 1 Apr. 2020 LaRose’s office told county boards the same day that they would be reimbursed for purchasing sanitizer, disinfectants, disinfecting or antibacterial wipes, disposable gloves, rubbing alcohol or isopropyl and other sanitizing materials. Rick Rouan, Scott Wartman And Cole Behrens,, "Ohio elections boards frantically seeking poll workers due to coronavirus outbreak," 12 Mar. 2020 Last year, the company was hit with a federal class action lawsuit after customers claimed that the company failed to disclose the side effects of the ingredient isopropyl cloprostenate, a derivative of bimatoprost. Katie Bourque, Good Housekeeping, "Here's How to Grow Eyelashes so They Look Long and Full Without Makeup," 4 Nov. 2019 Before their recent practice session, Mr. Flores wiped down the lackluster table with isopropyl, and the two taped up their middle and index fingers. Allie Conti, New York Times, "The Lonely Pursuit of Air Hockey Greatness," 19 July 2019 Granite counter cleaner: Mix 2 cups water, 1/4 cup isopropyl alchohol, 5 drops essential oil, a few drops of dish washing liquid or castile soap in a spray bottle. Doreen Christensen,, "Spring cleaning: Recipes for green cleaning products that cost pennies to make," 19 Mar. 2018 The simple recipe: 1/3 cup water 2/3 cup isopropyl or rubbing alcohol Pour the mixture into the spray bottle, spritz and be gone. NBC News, "Defrost a windshield in seconds, clean your car's underbelly, defrost locks and more.," 4 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'isopropyl.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of isopropyl

1866, in the meaning defined above

History and Etymology for isopropyl

International Scientific Vocabulary

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Time Traveler for isopropyl

Time Traveler

The first known use of isopropyl was in 1866

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Statistics for isopropyl

Cite this Entry

“Isopropyl.” Dictionary, Merriam-Webster, Accessed 27 Jan. 2021.

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More Definitions for isopropyl


iso·​pro·​pyl | \ ˌī-sə-ˈprō-pəl How to pronounce isopropyl (audio) \

Medical Definition of isopropyl

: the alkyl group isomeric with normal propyl

Comments on isopropyl

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