► Details Suggestions (1) External AC2 acronym in English is: AM Sign in or Register to see the full entries from the Welsh-English section of the dictionary which includes definitions, translations, pronunciation, phrases, grammar, mutations, conjugated verbs, prepositions, adjectives and more. were you looking for ac? External Dictionary Portal This is a library of dictionaries and other online resources where you can search further for AC*: Specialist Dictionaries AC in the University of Wales Dictionary Glossaries AC in the Bangor Dictionary AC in the Trinity Saint David Dictionary Terminology AC in the National Terminology Portal AC in Term Cymru AC in the Termiadur Addysg AC in the Coleg Cymraeg's Terms Encyclopedia AC in Wicipedia (Welsh) Example Sentences Sentences containing: AC in the Assembly Proceedings AC in the CorCenCC Corpus *External websites will be opened in a new window.