diffuser

noun

dif·​fus·​er di-ˈfyü-zər How to pronounce diffuser (audio)
plural diffusers
1
: one that diffuses: such as
a
: a device (such as a reflector) for distributing the light of a lamp evenly
b
: a screen (as of cloth or frosted glass) for softening lighting (as in photography)
c
: a device (such as slats at different angles) for deflecting air from an outlet in various directions
d
: a device that produces a fine mist of water and often essential oils
2
: a device for reducing the velocity and increasing the static pressure of a fluid passing through a system

Examples of diffuser in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Stone Diffuser This chic aromatherapy diffuser will waft their favorite essential oil scents around their space (and looks like a beautiful pot or vase that’ll blend right into their decor). Malia Griggs, SELF, 21 Nov. 2024 Essential oils can be used in a variety of ways, such as with an oil diffuser or applied topically to the skin when combined with a carrier oil. Ashlyn Messier, Fox News, 22 Oct. 2024 It can also be turned into a diffuser by adding essential oils the water. Toni Sutton, People.com, 4 Nov. 2024 The paraffin wax is an ideal diffuser for this scent, and the candle comes packaged in a luxe gift box, making a perfect present. Michael Stefanov, Robb Report, 31 Oct. 2024 See all Example Sentences for diffuser 

Word History

First Known Use

1645, in the meaning defined at sense 1

Time Traveler
The first known use of diffuser was in 1645

Dictionary Entries Near diffuser

Cite this Entry

“Diffuser.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diffuser. Accessed 3 Dec. 2024.

Last Updated: - Updated example sentences
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