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rad
A non-SI unit of absorbed dose of radiation, equal to 0.01 gray.
Similar: rd
In the International System of Units, the derived unit of plane angular measure of angle equal to the angle subtended at the centre of a circle by an arc of its circumference equal in length to the radius of the circle. Symbol: rad
Anything which radiates or emits rays.
A device that lowers engine coolant temperature by conducting heat to the air, through metal fins.
(of buildings) A finned metal fixture that carries hot water or steam in order to heat a room.
Favoring fundamental change, or change at the root cause of a matter.
"His beliefs are radical."
Pertaining to a root (of a plant).
Pertaining to the basic or intrinsic nature of something.
Similar: fundamental
The distance between the front and rear sights of a firearm.
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