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 music, the sixth Take note in the dimensions (= series of notes) that commences about the Take note C, or maybe a list of notes determined by this Be aware