acetyl

American  

[uh-seet-l, uh-set-l, as-i-tl] / əˈsit l, əˈsɛt l, ˈæs ɪ tl /

adjective

Chemistry.

1. containing the acetyl group.

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acetyl British  

/ ˈæsɪˌtaɪl, ˌæsɪˈtɪlɪk, əˈsiːtaɪl /

noun

1. (modifier) of, consisting of, or containing the monovalent group CH 3 CO-

   acetyl group or radical

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acetyl Scientific  

/ ə-sēt′l,ăs′ĭ-tl /

1. The radical CH ₃ CO, derived from acetic acid.

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Other Word Forms

• acetylic adjective

Etymology

Origin of acetyl

First recorded in 1860–65; acet- + -yl

Example Sentences

Acetylation involves the addition of an acetyl group to a protein, and this chemical modification can alter how proteins function.

From Science Daily

The pieces that Huang and his colleagues were most interested in were biologically active molecular components known as amines and acetyl groups that adorn PNAG's sugary backbone.

From Science Daily

HDAC8 removes chemical modifications called acetyl groups from other proteins, leading to alterations in gene expression patterns.

From Science Daily

An autopsy determined that the woman’s death was caused by mixed drug toxicity, specifically from fentanyl and an analogue of fentanyl called acetyl fentanyl, the release said.

From Washington Times

These modifications, which include the addition and removal of acetyl and methyl chemical groups, can dramatically alter chromosomal structure, thereby modulating the level of gene expression.

From Nature