SkyfireDict

atomic theory   (TTS Sound)

The noun atomic theory has 2 senses

• atomic theory -- (a theory of the structure of the atom)


• atomism, atomic theory, atomist theory, atomistic theory -- ((chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles; "the ancient Greek philosophers Democritus and Epicurus held atomic theories of the universe")