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 ]   new music   plural A’s or As in Western music, the sixth Take note in the size (= series of notes) that begins over the Take note C, or simply a list of notes based upon this ObserveWhen the ancient Greeks adopted the alphabet, they had no use for your letter