acetate

noun

ac·​e·​tate ˈa-sə-ˌtāt How to pronounce acetate (audio)
1
: a salt or ester of acetic acid
2
: cellulose acetate
also : something (such as a textile fiber) made from cellulose acetate
3
: a phonograph recording disk made of an acetate or coated with cellulose acetate

Examples of acetate 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.
In addition to the wide silhouette, the sneakers have a soft, cushiony sole made of ethylene vinyl acetate (EVA) to provide plush support and absorb impact with each step. Clara McMahon, PEOPLE, 17 Sep. 2025 That’s because it’s made of a wrinkle-resistant blend of acetate and elastane. Destinee Scott, Travel + Leisure, 16 Sep. 2025 Nerdy acetates academia Everyday eyewear as a fashion accessory has been on the rise since Miu Miu’s spring 2024 show. Thomas Waller, Footwear News, 4 Sep. 2025 With innovative metal and acetate frames, the collection blends dynamic design with a striking aesthetic. Essence, 25 Aug. 2025 See All Example Sentences for acetate

Word History

Etymology

borrowed from French acétate, from (acide) acétique acetic acid + -ate, -ate entry 1

First Known Use

1788, in the meaning defined at sense 1

Time Traveler
The first known use of acetate was in 1788

Browse Nearby Words

Cite this Entry

“Acetate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acetate. Accessed 20 Sep. 2025.

Kids Definition

acetate

noun
ac·​e·​tate ˈas-ə-ˌtāt How to pronounce acetate (audio)
1
: a chemical compound formed by the reaction of acetic acid with another substance
2
: something made from acetate or from cellulose and acetate combined

Medical Definition

acetate

noun
ac·​e·​tate ˈas-ə-ˌtāt How to pronounce acetate (audio)
: a salt or ester of acetic acid

More from Merriam-Webster on acetate

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