Definition of blackbody radiation
: the characteristic thermal radiation emitted by a blackbody when heated Instead, one gets a sort of averaged-out behavior called “blackbody radiation,” which has not much to do with the details of what a hot object is made of. The only relevant factor is the temperature. — Boston Globe, 10 Mar. 2005 —called also Planckian radiation — compare planck radiation law 2 ◆The blackbody radiation is the theoretical maximum amount of radiation that a body can emit at a given temperature.
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
First Known Use of blackbody radiation
Seen and Heard
What made you want to look up blackbody radiation? Please tell us where you read or heard it (including the quote, if possible).