Definition of acetyl in English:

acetyl

Syllabification: a·ce·tyl
Pronunciation: /əˈsētl, ˈasitl
 
/

noun

[as modifier] Chemistry
Of or denoting the acyl radical —C(O)CH3, derived from acetic acid: acetyl chloride an acetyl group
More example sentences
  • The company points to a Harvard research study that shows the plasticizer used - acetyl tributyl citrate - does not cause any health problems.
  • Oxaloacetate plus the acetyl group form the six-carbon citric acid, or citrate.
  • The footnote also stated that Hoffmann had arranged for several chemical derivatives of salicylic acid to be examined, not just its acetyl ester.

Origin

mid 19th century: from acetic + -yl.

Definition of acetyl in:

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excessive pride or self-confidence