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Rad   /ræd/   Listen
Rad

noun
1.
A unit of absorbed ionizing radiation equal to 100 ergs per gram of irradiated material.
2.
The unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees).  Synonym: radian.



Related searches:
milliradian
radioactivity unit


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"Rad" Quotes from Famous Books



... "That'll do, Rad!" broke in Ned, with a laugh. He knew that when Tom's helper grew excited on the subject of his mule there was no Stopping him, and Boomerang was a point on which Eradicate and Koku were always arguing. "The fire is under ...
— Tom Swift and his Aerial Warship - or, The Naval Terror of the Seas • Victor Appleton
... strain, Till Edin dun replied again. When waked that horn the party bounds, Scotia responded to its sounds; Oft had she heard it fire the fight, Cheer the pursuit, or stop the flight. Dead were her heart, and deaf her ear, If it should call, and she not hear. The shout went up in loud Clan-Rad's tone, "That blast ...
— Punch, Or The London Charivari, Vol. 99., October 25, 1890 • Various


Words linked to "Rad" :   milliradian, radian, angular unit, radioactivity unit


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