HyperDic: planck[s_constant

English > 1 sense of the expression Planck's constant:
NOUNquantityPlanck's constant, hthe constant of proportionality relating the energy of a photon to its frequency
English > Planck's constant: 1 sense > noun 1, quantity
MeaningThe constant of proportionality relating the energy of a photon to its frequency; approximately 6.626 x 10^-34 joule-second .
Synonymh
Broaderfactor of proportionality, constant of proportionalityThe constant value of the ratio of two proportional quantities x and y
Spanishconstante de Planck
Catalanconstant de Planck

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