Poynting theorem

British

/ ˈpɔɪntɪŋ /

noun

the theorem that the rate of flow of electromagnetic energy through unit area is equal to the Poynting vector, i.e. the cross product of the electric and magnetic field intensities

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of Poynting theorem

C19: named after John Henry Poynting (1852–1914), English physicist

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023