Noun
polyadenylation (countable and uncountable, plural polyadenylations)
(biochemistry) The formation of a polyadenylate, especially that of a nucleic acid.
Polyadenylation main Polyadenylation is the covalent linkage of a polyadenylyl moiety to a messenger RNA molecule. Source: Internet
Polyadenylation occurs during and/or immediately after transcription of DNA into RNA. Source: Internet
Polyadenylation site mutations also occur. Source: Internet