An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

The phenomena, science, and applications of moving electric charges, as contrasted with → electrostatics. More specifically, the branch of physics concerned with the → interaction of → electric currents with → magnetic fields and → electric fields or with other electric currents.

→ electro- + → dynamics.

The → quantum field theory that describes the properties of → electromagnetic radiation and its interaction with electrically charged matter in the framework of → quantum theory.

→ quantum; → electrodynamics.