acetylate

1 of 2

verb

acet·​y·​late ə-ˈse-tᵊl-ˌāt How to pronounce acetylate (audio)
acetylated; acetylating

transitive verb

: to introduce the acetyl radical into (a compound)
acetylation noun
acetylative adjective

acetylation

2 of 2

noun

acet·​y·​la·​tion ə-ˌse-tə-ˈlā-shən How to pronounce acetylation (audio)
plural -s
: the act or process of acetylating
acetylation of cellulose

Examples of acetylate in a Sentence

Recent Examples on the Web
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Verb
Her team reported last year in Cell that many mRNA cytosine bases are acetylated. Ken Garber, Science | AAAS, 1 July 2019

Word History

Etymology

Verb

acetyl + -ate entry 4

First Known Use

Verb

1864, in the meaning defined above

Noun

1876, in the meaning defined above

Time Traveler
The first known use of acetylate was in 1864

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Cite this Entry

“Acetylate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acetylate. Accessed 29 Jun. 2026.

Medical Definition

acetylate

transitive verb
acet·​y·​late ə-ˈset-ᵊl-ˌāt How to pronounce acetylate (audio)
acetylated; acetylating
: to introduce the acetyl radical into (a compound)
acetylation noun
acetylative adjective

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