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gravity sport
gravity wave
gravlax
gravure
gravy
gravy boat
gravy ring
gravy train
gray (1)
gray (2)
gray area
gray eminence
gray jay
gray literature
gray market
gray matter
gray mullet
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gray (1)
gray [ gray ] (plural grays)


noun 
Definition:
 
unit of radiation dose: the derived SI unit for the absorbed dose of ionizing radiation, equal to an absorption of 1 joule per kilogram.
Symbol  Gy
[After L. H. Gray (1905-1965), English radiobiologist]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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