Copyright © Philip M. Parker, INSEAD. Terms of Use.

Definition: Black Body |
Black BodyNoun1. 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". Source: WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved. |
| Domain | Definitions |
Mechanical Engineering | An ideal body, which completely absorbs any radiation falling upon it. Source: European Union. (references) |
Mining | As applied to heat radiation, this term signifies that the surface in question emits radiant energy at each wavelength at the maximum rate possible for the temperature of the surface and, at the same time, absorbs all incident radiation. Only when a surface is a black body can its temperature be measured accurately by means of an optical pyrometer. (references) |
Nuclear Energy & Physics | A body which absorbs all the radiation which it receives: its absorbing power is equal to 1 for all wave-lengths. Source: European Union. (references) |
Physics | A perfect absorber of all incident radiant energy. It radiates energy solely as a function of its temperature. Source: European Union. (references) |
| The thermal radiator which absorbs completely all incident radiation, whatever the wavelength, the direction of incidence or the polarisation. This radiator has, for any wavelength, the maximum spectral concentration of radiant exitance at a given temperature ; the thermal radiator which absorbs completely all electromagnetic incident radiation, whatever the wavelength, the direction of incidence or the polarisation. Source: European Union. (references) | |
Source: compiled by the editor from various references; see credits. | |
Synonyms: Black BodySynonyms: blackbody (n), full radiator (n). (additional references) |
Crosswords: Black Body |
| English words defined with "black body": Black angel, black morel, blackbody, black-body radiation ♦ candela, candle, cd, centrarchid, conic morel, convictfish ♦ full radiator ♦ harp seal, humor, humour ♦ Isabella moth ♦ Magnase black, Morchella angusticeps, Morchella conica ♦ narrowhead morel ♦ Oxylebius pictus ♦ painted greenling, Planck's radiation law ♦ standard candle, sunfish ♦ vote ♦ Wall creeper ♦ Yellow snake ♦ Zibeth. (references) |
| Specialty definitions using "black body": anopheline mosquito, ARTIST, MANNEQUIN COLORING ♦ black body locus, Black body radiation, black body, blackbody, BODY OF DIVINITY BOUND IN BLACK CALF, brightness temperature ♦ Color Temperature ♦ emittance ♦ gray body ♦ Hair devoted to Proserpine, hemispherical emittance ♦ Kirchhoff law ♦ Lambert law ♦ perfect radiator ♦ radiant energy thermometer ♦ selective absorption, Stefan-Boltzmann constant, Stefan-Boltzmann Law ♦ Wien distribution law. (references) |
| Thumbnail | Description & Credit | ![]() | Figure 8. Integrating solarimeter - measures energy developed from solar radiation based on the absorption of heat by a black body. The principle this instrument was designed on was first developed by the Italian priest, Father Angelo Bellani. He invented the actinometric method which is based on physical and chemical techniques.Credit: Sailing for Science - the NOAA Fleet Then and Now. |
Source: compiled by the editor from various references; see credits. | |||
Expression using "black body": black body locus. Additional references. | |
| Source: compiled by the editor from various references; see credits. |
| The following statistics estimate the number of searches per day across the major English-language search engines as identified by various trade publications. Hyperlinks lead to commercial use of the expression at Amazon.com. |
| Language | Translations for "black body"; alternative meanings/domain in parentheses. | ||||||||||||||||||||||||||||
Danish | sort legeme (blackbody), planck-stråler (blackbody, complete radiator, full radiator, Planckian radiator), hulrumsudstrτler (full radiator), hulrumsudstråler (full radiator), absolut sort legeme (blackbody, complete radiator, full radiator, Planckian radiator). (various references) | ||||||||||||||||||||||||||||
Dutch | zwarte straler (blackbody, complete radiator, full radiator, Planckian radiator), zwart lichaam (blackbody, corpus nigrum, full radiator). (various references) | ||||||||||||||||||||||||||||
Finnish | Planckin säteilyn lähde (blackbody, complete radiator, full radiator, Planckian radiator), mustan kappaleen säteilijä (full radiator), musta säteilijä (full radiator), musta kappale (blackbody, complete radiator, full radiator, Planckian radiator). (various references) | ||||||||||||||||||||||||||||
French | radiateur intégral (blackbody), radiateur de Planck (blackbody), corps noir (blackbody). (various references) | ||||||||||||||||||||||||||||
German | Schwarzkörper (blackbody), schwarzer Strahler (blackbody, complete radiator, full radiator, Planckian radiator), schwarzer Koerper (full radiator), schwarzer Körper (blackbody, complete radiator, full radiator, Planckian radiator), Planckscher-Strahler (full radiator), Planckscher Strahler (blackbody, complete radiator, full radiator, Planckian radiator), Hohlraumstrahler (full radiator), Gesamtstrahler (blackbody, complete radiator, full radiator, Planckian radiator). (various references) | ||||||||||||||||||||||||||||
Greek | μέλαν σώμα (black, blackbody, complete radiator, full radiator, Planckian radiator), μελανό σώμα (blackbody), ακτινοβολητής λανκ (blackbody, complete radiator, full radiator, Planckian radiator). (various references) | ||||||||||||||||||||||||||||
Italian | radiatore integrale (blackbody), radiatore di Planck (blackbody, complete radiator, full radiator, Planckian radiator), radiatore di pl anck (blackbody), radiatore completo (blackbody), corpo nero (blackbody, complete radiator, full radiator, Planckian radiator). (various references) | ||||||||||||||||||||||||||||
Pig Latin | ackblay odybay radiador integral (full radiator), radiador de Planck (blackbody, complete radiator, full radiator, Planckian radiator), radiador completo (blackbody, complete radiator, full radiator, Planckian radiator), corpos negros, corpo negro (blackbody, complete radiator, full radiator, Planckian radiator). (various references) абсолютно черное тело. (various references) radiador de Planck (blackbody, complete radiator, full radiator, Planckian radiator), radiador completo (blackbody, complete radiator, full radiator, Planckian radiator), cuerpo negro (blackbody, complete radiator, full radiator, Planckian radiator). (various references) totalstrålare (blackbody, complete radiator, full radiator, Planckian radiator), svartkropp (full radiator), svart kropp (blackbody, complete radiator, full radiator, Planckian radiator), Planck-strålare (blackbody, complete radiator, full radiator, Planckian radiator), fullstrålare (blackbody, complete radiator, full radiator, Planckian radiator). (various references) | ||||||||||||||||||||||||||||
Scrabble® Enable2K-Verified Anagrams | |
Direct Anagrams: blackbody. | |
| Words within the letters "a-b-b-c-d-k-l-o-y" | |
-1 letter: blackboy. | |
-3 letters: blocky. | |
-4 letters: acold, alkyd, badly, baldy, balky, black, block, boyla, cabby, cabob, cloak, coaly, cobby, dobby, dobla, kabob, lobby. | |
-5 letters: ably, acyl, alky, baby, back, bald, balk, blab, blob, bloc, bock, body, bola, bold, caky, calk, calo, clad, clay, clod, cloy, coal, cobb, coda, cola, cold, coly, doby, dock, kayo, kola, lack. | |
| Source: compiled by the editor from various references; see credits. SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. | |
Hexadecimal (or equivalents, 770AD-1900s) (references)42 6C 61 63 6B      42 6F 64 79 |
| Leonardo da Vinci (1452-1519; backwards) (references)
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Binary Code (1918-1938, probably earlier) (references)01000010 01101100 01100001 01100011 01101011 00100000 01000010 01101111 01100100 01111001 |
HTML Code (1990) (references)B l a c k   B o d y |
ISO 10646 (1991-1993) (references)0042 006C 0061 0063 006B      0042 006F 0064 0079 |
Encryption (beginner's substitution cypher): (references)3678676977236817091 |
| 1. Definition 2. Synonyms 3. Crosswords 4. Images: Photo Album | 5. Expressions 6. Expressions: Internet 7. Translations: Modern 8. Anagrams | 9. Orthography 10. Bibliography |
Copyright © Philip M. Parker, INSEAD. Terms of Use.