There are 320 calories in a 1 sandwich serving of McDonald's Sausage McMuffin (No Cheese). Calorie breakdown: 51% fat, 34% carbs, 15% protein.
quantum electrodynamics, QED(noun) a relativistic quantum theory of the electromagnetic interactions of photons and electrons and muons. QED(Noun) Quantum electrodynamics. QED(Interjection) Quod erat demonstrandum (Latin what had to be proved or what was to be demonstrated). QED. QED were an Australian New Wave trio, whose lead singer, Jenny Morris, went on to achieve commercial success as a solo artist.
This article is about the Latin phrase. For the physical theory, see quantum electrodynamics. For other uses, see QED (disambiguation). Q.E.D. (also written QED) is an initialism of the Latin phrase quod erat demonstrandum, meaning what was to be demonstrated, or, less formally, thus it has been demonstrated.