Blackbody meaning

blăkbŏdē
Frequency:
A theoretically perfect absorber of all incident radiation.
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An ideal surface or body that can absorb completely all the radiation striking it.
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A theoretically perfect absorber and emitter of every frequency of electromagnetic radiation. The radiation emitted by a blackbody is a function only of its temperature.
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(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.
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