hu·​mid·​i·​fi·​er | \ hyü-ˈmi-də-ˌfī(-ə)r, yü-\

Definition of humidifier

: a device for supplying or maintaining humidity

Examples of humidifier in a Sentence

Recent Examples on the Web

Also, dry winter air means people often crank up their humidifiers, Dr. Hoyt adds. Colleen Stinchcombe, SELF, "13 Ways to Triumph Over Fall Allergies," 13 Nov. 2018 In Phase II, they will be placed in a plastic tent with a humidifier, a batch or two a day, and then sandwiched between plastic press boards to straighten them out. Erik Lacitis, The Seattle Times, "Saving Aberdeen history after museum fire, one photo and VHS tape at a time," 16 July 2018 Since then, the brand has released a few versions of the dryer—some in different colors, a pro version with longer cords—but it's left everyone hooked on its magic wondering what's next outside of vacuums and humidifiers. Lindsay Schallon, Glamour, "Dyson Made a $500 Dryer That Literally Curls Your Hair for You," 9 Oct. 2018 Call it the Dyson Method: Find an outdated appliance that no one likes using (vacuum, humidifier). Alexander George, Popular Mechanics, "Dyson Made a $400 Hair Dryer," 27 Apr. 2016 Some of the most common culprits in the spread of the disease are cooling towers, humidifiers, hot water tanks and condensers in large air-conditioning units. Zoe Greenberg, New York Times, "Legionnaires’ Disease Sickens 11 in Upper Manhattan," 12 July 2018 Here, a shopping guide to 19 of the best humidifiers on Amazon. Lindsey Lanquist, SELF, "19 of the Best Humidifiers on Amazon, Each With at Least 500 Reviews," 18 May 2018 Leonardo da Vinci’s masterpiece was being used to sell humidifiers. John Kelly, Washington Post, "Remembering that time in 1963 when the Mona Lisa went on a U.S. road trip," 2 Apr. 2018 One of the best humidifiers for cool mist Dry room? Courtney Campbell, USA TODAY, "These are the 5 Amazon deals you can get before the weekend," 13 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'humidifier.' 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 humidifier

1884, in the meaning defined above

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Dictionary Entries near humidifier


humic acid






Statistics for humidifier

Last Updated

25 Dec 2018

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Time Traveler for humidifier

The first known use of humidifier was in 1884

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English Language Learners Definition of humidifier

: a machine that adds moisture to the air in a room


hu·​mid·​i·​fi·​er | \ hyü-ˈmid-ə-ˌfī(-ə)r, yü- \

Medical Definition of humidifier

: a device for supplying or maintaining humidity

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More from Merriam-Webster on humidifier

Spanish Central: Translation of humidifier

Nglish: Translation of humidifier for Spanish Speakers Encyclopedia article about humidifier

Comments on humidifier

What made you want to look up humidifier? Please tell us where you read or heard it (including the quote, if possible).


to gather or build up little by little

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