Noun: quantum jump
- A sudden large increase or advance
"The company's profits made a quantum jump after the new product launch";
- quantum leap
- (physics) an abrupt transition of an electron or atom or molecule from one quantum state to another with the emission or absorption of a quantum
"The scientist observed the quantum jump of electrons in the experiment"
Derived forms: quantum jumps
Type of: jump, leap, saltation
Encyclopedia: Quantum jump