grey body


noun

physics a body that emits radiation in constant proportion to the corresponding black-body radiation

QUIZZES

CAN YOU GUESS THESE WORDS FROM AROUND THE US?

American English is not always as it appears to be ... get to know regional words in this quiz!
Question 1 of 10
A bet is synonymous with a wager, but what does it mean in New York?
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