Muzak

n [U] (propr often derog 专利名, 常作贬义) continuous recorded light music often played in shops, restaurants, factories, etc 常在商店、 餐馆、 工厂等处连续播放的轻音乐.

mute, muted, mutely, muteness, mutilate, mutilation, mutineer, mutinous, mutinously, mutiny, mutt, mutter, mutterer, muttering, mutton, mutton-head, mutual, mutual funds, mutual insurance, mutually, muzzily, muzziness, muzzle, muzzle velocity, muzzy, MV, MW, my, my God, mycology, myelitis, mynah (also myna, mina), myopia, myopic, myopically, myriad, myrmidon, myrrh, myrtle, myself,