물질 1킬로그램당 1줄의 에너지가 흡수될 때의 방사선 흡수량을 나타내는 국제표준단위.
The SI derived unit of absorbed ionizing radiation dose, representing the amount of energy absorbed per unit mass.
예문:
"The radiation dose was limited to 0.5 Gy to minimize damage to healthy cells."
"One Gy is equivalent to one joule of energy absorbed per kilogram of matter."
"The cumulative exposure was measured in Gy to assess the long-term biological impact."