Search Result：quantum jump
quantum jump 
(TTS Sound)
(TTS Sound)Overview of noun quantum_jump
The noun quantum jump has 2 senses
- quantum jump -- ((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)
- quantum leap, quantum jump -- (a sudden large increase or advance; "this may not insure success but it will represent a quantum leap from last summer")