Dictionary.com

Stefan's law

/ (ˈstɛfənz) /
Save This Word!

Definition of Stefan's law

noun
the principle that the energy radiated per second by unit area of a black body at thermodynamic temperature T is directly proportional to T 4 . The constant of proportionality is the Stefan constant, equal to 5.670400 × 10 –8 Wm –2 K –4Also called: Stefan-Boltzmann law
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.

Word Origin for Stefan's law

C19: named after Josef Stefan (1835–93), Austrian physicist
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

How to use Stefan's law in a sentence

FEEDBACK