acetylation

verb (used with object), a·cet·y·lat·ed, a·cet·y·lat·ing.

1. to introduce one or more acetyl groups into (a compound).

verb (used without object), a·cet·y·lat·ed, a·cet·y·lat·ing.

2. to become acetylated.

verb

1. (tr) to introduce an acetyl group into (a chemical compound)
2. (intr) (of a chemical compound) to gain or suffer substitution of an acetyl group

n.

1. A reaction, usually with acetic acid, that introduces an acetyl radical into an organic compound.