■ plural noun [treated as sing. ] the mathematical description of the motion and interaction of subatomic particles in terms of quanta, incorporating the idea that particles can also be regarded as waves.
Derivatives
quantum-mechanical adjective
■ plural noun [treated as sing. ] the mathematical description of the motion and interaction of subatomic particles in terms of quanta, incorporating the idea that particles can also be regarded as waves.
Derivatives
quantum-mechanical adjective
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004