diffuser
noun
dif·fus·er
di-ˈfyü-zər 
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
Add a few drops of essential oil or water into the diffuser for up to four hours of whisper-quiet, continuous misting (or eight hours intermittently).
—
Sarah Han, Allure, 23 Sep. 2024
There's a diffuser and air deflectors on the front fascia to reduce drag, along with side pods to direct air past the doors and through ducts towards the rear.
—New Atlas, 18 Sep. 2024
The diffuser, which comes in an artful glass bottle, is ripe with notes of eucalyptus, cedar, lemon, and herbs like white thyme and sage.
—Jake Henry Smith, Glamour, 17 Sep. 2024
Make your house smell like fall: How to make a pumpkin spice oil diffuser
DIY fall-scented candle tips
Easy cleanup.
—Maryal Miller Carter, USA TODAY, 15 Sep. 2024
See all Example Sentences for diffuser 
Sarah Han, Allure, 23 Sep. 2024
There's a diffuser and air deflectors on the front fascia to reduce drag, along with side pods to direct air past the doors and through ducts towards the rear.
—New Atlas, 18 Sep. 2024
The diffuser, which comes in an artful glass bottle, is ripe with notes of eucalyptus, cedar, lemon, and herbs like white thyme and sage.
—Jake Henry Smith, Glamour, 17 Sep. 2024
Make your house smell like fall: How to make a pumpkin spice oil diffuser
DIY fall-scented candle tips
Easy cleanup.
—Maryal Miller Carter, USA TODAY, 15 Sep. 2024
See all Example Sentences for diffuser
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'diffuser.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Diffuser.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diffuser. Accessed 16 Oct. 2024.
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