acetyl

[ uh-seet-l, uh-set-l, as-i-tl ]

adjective

, Chemistry.

1. containing the acetyl group.

acetyl

/ ˌæsɪˈtɪlɪk; ˈæsɪˌtaɪl; əˈsiːtaɪl /

noun

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

   acetyl group or radical

acetyl

/ ə-sēt′l,ăs′ĭ-tl /

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

Derived Forms

• acetylic, adjective

Word History and Origins

Origin of acetyl¹

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

Word History and Origins

Origin of acetyl¹

C19: from acet ( ic ) + -yl

Example Sentences

The acetyl-derivative of aniline and of methylaniline are febrifuges known as “antifebrine” and “exalgine.”

From Project Gutenberg