Definition of polyadenylation in English:

polyadenylation

noun

Biochemistry
  • The attachment of a polyadenylate moiety to a molecule (especially messenger RNA).

Origin

1970s; earliest use found in Science. From poly- + adenylation, after polyadenylate, polyadenylate.

Pronunciation

polyadenylation

/ˌpɒlɪəˌdɛnɪˈleɪʃn/