English noun: Planck's law | |||
1. | Planck's law (cognition) (physics) the basis of quantum theory; the energy of electromagnetic waves is contained in indivisible quanta that have to be radiated or absorbed as a whole; the magnitude is proportional to frequency where the constant of proportionality is given by Planck's constant | ||
Broader (hypernym) | law, law of nature | ||
Domain category | natural philosophy, physics | ||