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rad

/ræd/

Synonyms of rad Antonyms of rad Examples of rad Usage of rad Parts of rad Definition that contains rad Words sounding like rad Explanation of rad

noun
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)
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Similar:

radian

type of:
angular unit
noun
a unit of absorbed ionizing radiation equal to 100 ergs per gram of irradiated material
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type of:
radioactivity unit

Parts of rad

"milliradian"