noun[mass noun] Physics
A theory of matter and energy based on the concept of quanta, especially quantum mechanics.
More example sentences
- It seems that many of us have a problem with quantum theory, but quantum theory, it has no problem with us!
- Hardly was this feeling firmly established when physics was turned on its head by the twin revolutions of quantum theory and relativity theory.
- Hardy highlights the crucial difference between classical probability theory and quantum theory.
Definition of quantum theory in:
- The US English dictionary