ଅର୍ଥ : (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.
ଅର୍ଥ : A sudden large increase or advance.
ଉଦାହରଣ :
This may not insure success but it will represent a quantum leap from last summer.
ସମକକ୍ଷ : quantum leap