(biology, physics) An interdisciplinary science that uses the methods of quantum physics and physical chemistry to study biological systems.

(physics) Spacetime viewed on a quantum level, i.e. as a "foam" of randomly appearing and disappearing Planck-scale wormholes (black holes and white holes).

plural of quantum dot

(archaic) A flat file having the handle at one side, so as to be used like a plane.

plural of quandy

(obsolete) The long-tailed duck.

Alternative form of measurement problem

(computing) The use of quantum mechanical phenomena to transcend classical time complexity limitations in computing.

(physics) A quantum number of an atomic orbital, whose possible values are related to the azimuthal quantum number, that denotes the energy levels in a subshell.

(physics) A quantum number that specifies the spin of a particle; for an electron, it may only take the values ±1/2