gigarad Definition
Definition
A unit of radiation dosage equivalent to one billion (10^9) rads, a unit of absorbed dose of radiation. One rad equals the absorption of 0.01 gray in tissues, so 1 gigarat equals 10^7 grays.
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A unit of radiation dosage equivalent to one billion (10^9) rads, a unit of absorbed dose of radiation. One rad equals the absorption of 0.01 gray in tissues, so 1 gigarat equals 10^7 grays.
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