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The meaning of RAD is a unit of absorbed dose of ionizing radiation equal to an energy of 100 ergs per gram of irradiated material. How to use rad in a sentence.
The rad is a unit of absorbed radiation dose, defined as 1 rad = 0.01 Gy = 0.01 J/kg. [1] It was originally defined in CGS units in 1953 as the dose causing 100 ergs of energy to be absorbed by one gram of matter.
radian in British English. (ˈreɪdɪən ) noun. an SI unit of plane angle; the angle between two radii of a circle that cut off on the circumference an arc equal in length to the radius. 1 radian is equivalent to 57.296 degrees and π/2 radians equals a right angle. Symbol: rad.
A unit used to measure energy absorbed by a material from radiation. One rad is equal to 100 ergs per gram of material. Many scientists now measure this energy in grays rather than in rads.
A unit used to measure energy absorbed by a material from radiation. One rad is equal to 100 ergs per gram of material. Many scientists now measure this energy in grays rather than in rads.
Rad definition: A unit of energy absorbed from ionizing radiation, equal to 100 ergs per gram or 0.01 joule per kilogram of irradiated material. It has been replaced as a standard scientific unit by the gray.
Definitions of rad. noun. a unit of absorbed ionizing radiation equal to 100 ergs per gram of irradiated material. see more. 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) synonyms: radian.
rad. adjective. slang uk / ræd / us / ræd /. Add to word list. extremely exciting or good: a rad new computer game. SMART Vocabulary: related words and phrases. Informal words for good. A-OK.
Definition of rad noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
rad /ræd/ n. a former unit of absorbed ionizing radiation dose equivalent to an energy absorption per unit mass of 0.01 joule per kilogram of irradiated material. 1 rad is equivalent to 0.01 gray. Etymology: 20th Century: shortened from radiation.
