QED may mean:
- Q.E.D., a Latin acronym meaning "something was to be proven, and now it has been done"
- Quantum electrodynamics, a field of physics
QED may mean:
A: The acronym QED may stand for two different things.
A: The Latin acronym Q.E.D. means "something was to be proven, and now it has been done."
A: Quantum electrodynamics is a field of physics.
A: Quantum electrodynamics studies the electromagnetic interaction between elementary particles such as electrons, positrons, and photons.
A: The acronym QED is often used in scientific literature as a way of indicating that a proof has been completed or a problem has been solved.
A: QED is significant in the scientific community because it represents a major accomplishment in the field of theoretical physics and is widely regarded as one of the most successful scientific theories of all time.
A: No, there are only two main meanings of the acronym QED, which are Q.E.D. and quantum electrodynamics.