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grayA unit of measurement of absorbed radiation. Part of the SI system of measurement, one gray (Gy) is equal to one joule per kilogram. The gray is 100 times greater than the "rad," which was the unit of measurement it replaced. See joule, SI units and radiation hardened. gray the derived SI unit of absorbed ionizing radiation dose or kerma equivalent to an absorption per unit mass of one joule per kilogram of irradiated material. 1 gray is equivalent to 100 rads. Gray 1. Simon (James Holiday). born 1936, British writer: his plays include Butley (1971), The Common Pursuit (1988), Life Support (1997), and Japes (2001) 2. Thomas. 1716--71, English poet, best known for his Elegy written in a Country Churchyard (1751) gray color of the uniform of the Confederate soldier. [Am. Hist.: NCE, 566] See : Southern States
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When Dorothy stood in the doorway and looked around, she could see nothing but the great gray prairie on every side. It introduced Gray as the original inventor of the telephone, and ordered its lawyers to take action at once against the Bell Company for infringement of the Gray patent. I turned half-way round and saw Dorian Gray for the first time. |
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