aA bA cA dA eA fA gA hA iA jA kA lA mA nA oA pA qA rA sA tA uA vA wA xA yA zA[ C/U ]   audio   plural A’s or As in Western new music, the sixth note in the scale (= series of notes) that begins over the Be aware C, or perhaps a set of notes according to this noteWhen the ancient Greeks adopted the alphabet, they had no use for just a letter sym