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2 ENTRIES FOUND:

quantum theory

noun

physics : a theory in physics that is based on the idea that energy (such as light) is made of small separate units of energy

Full Definition of QUANTUM THEORY

1
:  a theory in physics based on the concept of the subdivision of radiant energy into finite quanta and applied to numerous processes involving transference or transformation of energy in an atomic or molecular scale

First Known Use of QUANTUM THEORY

1912

quantum theory

noun    (Medical Dictionary)

Medical Definition of QUANTUM THEORY

:  a theory in physics based on the concept of the subdivision of radiant energy into finite quanta and applied to numerous processes involving transference or transformation of energy in an atomic or molecular scale

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