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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 [grā] (nucleonics) The International System unit of absorbed dose, equal to the energy imparted by ionizing radiation to a mass of matter corresponding to 1 joule per kilogram. Symbolized Gy. gray color of the uniform of the Confederate soldier. [Am. Hist.: NCE, 566] See : Southern States
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``The Western experience of communism, if you go back to the '30s and '40s, began as this heady mix of energy and good intentions, and it ended grayly and sadly in front of television screens, with people watching statues of Lenin being razed to the ground,'' said Duncan. s air, Abeles created a host of artworks including images of food on chinaware, likenesses of lungs on sheets of glass, and, most amusingly, a set of commemorative plates on which the faces of American presidents are grayly portrayed by the thin layer of pollution. Fifteen years later, on this drizzly July afternoon in 1988 as the sky hung grayly over mountains to the east, we were here again for a further look, crawling like three salamanders under the bushes, over and around slickmossed, decaying cull logs from the 1960s, our rubber boots mucking in jet-black organic mud. |
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