HyperDic: gy

English > 1 sense of the word Gy:
NOUNquantityGy, graythe SI unit of energy absorbed from ionizing radiation
English > Gy: 1 sense > noun 1, quantity
MeaningThe SI unit of energy absorbed from ionizing radiation; equal to the absorption of one joule of radiation energy by one kilogram of matter; one gray equals 100 rad.
Synonymgray
Broaderradioactivity unitA measure of radioactivity
CatalanGy

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