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gray body

noun, Physics.
any body that emits radiation at each wavelength in a constant ratio less than unity to that emitted by a black body at the same temperature. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for gray body
  • Its chilly delicate gray body slips into a stew-pan or under a broiler or alive down a red throat, and it is done.
  • They have a wide, scaly, gray body and a tapered head.
  • It has a brown to gray body with a reddish head, white belly and two rows of irregular dark blotches down the back.
  • The tail spot is faint or often absent on a gray to silvery gray body.
  • Bluish-gray body above, fading to white on sides and belly.
  • Lake trout have a deeply forked tail and light markings on their silver-gray body.
  • In the longwave, cloud is treated as a gray body, with optical depth proportional to the cloud water path.
  • Their coloration may appear mottled with pale rings scattered over a dark gray body.

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