Planck's constant, n.
the constant of proportionality relating the energy of a photon to its frequency; approximately 6.626 x 10^-34 joule-second
<noun.quantity>
Planck's constant h
semantic pointers
hypernym
Word
the constant of proportionality relating the energy of a photon to its frequency; approximately 6.626 x 10^-34 joule-second
<noun.quantity>
Planck's constant h