Noun: atomic theory u'tó-mik 'thee-u-ree
- A theory of the structure of the atom
"Bohr's atomic theory introduced the concept of electron orbits"
- (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";
- atomism, atomist theory, atomistic theory
Derived forms: atomic theories
Type of: scientific theory, theory
Antonym: holism
Part of: nuclear physics, nucleonics
Encyclopedia: Atomic theory