Associations to the word «Blackbody»

Wiktionary

BLACKBODY, noun. (physics) a theoretical body, approximated by a hole in a hollow black sphere, that absorbs all incident electromagnetic radiation and reflects none; it has a characteristic emission spectrum

Dictionary definition

BLACKBODY, noun. A hypothetical object capable of absorbing all the electromagnetic radiation falling on it; "a black body maintained at a constant temperature is a full radiator at that temperature because the radiation reaching and leaving it must be in equilibrium".

Wise words

The difference between the right word and the almost right word is the difference between lightning and a lightning bug.
Mark Twain