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Definition of polyadenylation in English:

polyadenylation

Pronunciation /ˌpɒlɪəˌdɛnɪˈleɪʃn/

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.