aerosol

noun

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aero·sol | \ ˈer-ə-ˌsäl

, -ˌsȯl

Definition of aerosol

1 : a suspension of fine solid or liquid particles in gas Smoke, fog, and mist are aerosols. airborne aerosol transmission of infective viral particles also aerosols plural : the fine particles of an aerosol stratospheric aerosols

2 : a substance (such as an insecticide or medicine) dispensed from a pressurized container as an aerosol also : the container for this

Examples of aerosol in a Sentence

Recent Examples on the Web The Secret Powder Fresh 24-hour aerosol measured 16 ppm. — Kevin Grasha, USA TODAY, 23 Dec. 2021 The aerosol spray ensures even distribution and provides nearly ten hours of protection. — Rachel Ng, Outside Online, 14 Aug. 2021 That is particularly important when sitting next to an infected passenger or during the crush of boarding and deplaning, said Linsey Marr, an aerosol scientist at Virginia Tech. — Laura L. Davis, USA TODAY, 20 Apr. 2022 With newer, more contagious variants such as BA.2 on the loose, Kimberly Prather, an aerosol scientist at the Scripps Institute of Oceanography, said the rule needs rethinking. — Brenda Goodman, CNN, 8 Apr. 2022 The Secret Powder Fresh 24-hour aerosol measured 16 ppm. — Kevin Grasha, USA TODAY, 23 Dec. 2021 Last month, Procter & Gamble voluntarily recalled 18 Old Spice and Secret aerosol spray antiperspirants. — Kevin Grasha, USA TODAY, 23 Dec. 2021 The Secret Powder Fresh 24-hour aerosol measured 16 ppm. — Kevin Grasha, USA TODAY, 23 Dec. 2021 The Secret Powder Fresh 24-hour aerosol measured 16 ppm. — Kevin Grasha, The Enquirer, 22 Dec. 2021 See More

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