Planck's constant
noun
\ ˈpläŋ(k)s-
, ˈplaŋ(k)s-
\
, ˈplaŋ(k)s-
\
Definition of Planck's constant
: a constant that gives the unvarying ratio of the energy of a quantum of radiation to its frequency and that has an approximate value of 6.626 × 10−34 J·s
—symbol h
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More Definitions for Planck's constant
Planck's constant
noun
\ ˈplaŋ(k)s-
, ˈpläŋ(k)s-
\
, ˈpläŋ(k)s-
\
Medical Definition of Planck's constant
: a constant that gives the unvarying ratio of the energy of a quantum of radiation to its frequency and that has an approximate value of 6.626 × 10−34 joule second
—symbol h