Planck constant

(redirected from Dirca constant)
Also found in: Medical, Encyclopedia.

Planck constant

or

Planck's constant

n
(General Physics) a fundamental constant equal to the energy of any quantum of radiation divided by its frequency. It has a value of 6.62606876 × 10–34 joule seconds. Symbol: h See also Dirac constant
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Translations