QAM stands for Quadrature amplitude modulation QAM may also refer to: QAM (television), digital television standard using quadrature amplitude modulation (Quaque die Ante Meridiem), indicates medication should be taken every morning Quantum analog of AM complexity class - see QMA Queer Azaadi Mumbai, LGBT pride march held in the Indian city of Mumbai See also Qaem, refers to two completely separate Iranian weapons: an air-to-ground glide bomb and a ground-to-air missile Quam (disambiguation)