blackbody

[ blak-bod-ee ]

/ ˈblækˈbɒd i /

noun, plural black·bod·ies.Physics.

a hypothetical body that absorbs without reflection all of the electromagnetic radiation incident on its surface and then, depending on temperature, emits its own thermal radiation.

Also called perfect radiator.

Origin of blackbody

First recorded in 1700–10

Words nearby blackbody

black blizzard, Black Bloc, blackboard, blackboard jungle, Blackboard Learn, blackbody, blackbody radiation, black book, black bottom, black bottom pie, black box

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for blackbody

black body

noun

physics a hypothetical body that would be capable of absorbing all the electromagnetic radiation falling on itAlso called: full radiator

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

Cultural definitions for blackbody

blackbody

An object that can absorb and send off radiation with complete efficiency — that is, it reflects (see reflection) none of the radiation that falls on it. The higher the object's temperature, the higher the frequency of the radiation it gives off.

Scientific definitions for blackbody

blackbody

[ blăk′bŏd′ē ]

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.

单词	blackbody
释义	blackbody [ blak-bod-ee ] / ˈblækˈbɒd i / noun, plural black·bod·ies.Physics. a hypothetical body that absorbs without reflection all of the electromagnetic radiation incident on its surface and then, depending on temperature, emits its own thermal radiation. Also called perfect radiator. Origin of blackbody First recorded in 1700–10 Words nearby blackbody black blizzard, Black Bloc, blackboard, blackboard jungle, Blackboard Learn, blackbody, blackbody radiation, black book, black bottom, black bottom pie, black box Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for blackbody black body noun physics a hypothetical body that would be capable of absorbing all the electromagnetic radiation falling on itAlso called: full radiator 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 Cultural definitions for blackbody blackbody An object that can absorb and send off radiation with complete efficiency — that is, it reflects (see reflection) none of the radiation that falls on it. The higher the object's temperature, the higher the frequency of the radiation it gives off. The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. Scientific definitions for blackbody blackbody [ blăk′bŏd′ē ] 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. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
随便看	a.u.c. auckland auckland islands au contraire au courant auction auction block auction bridge auctioneer auction pinochle auction pitch auctorial aucuba aud audacious audacity aude black walnut black warrior river blackwash black watch blackwater blackwater fever blackwater rafting black wattle