Search centigray (cGy) centigray (cGy) /sen′tigra/ , a unit of absorbed radiation dose equal to one hundredth (10−2) of a gray, or 1 rad. Tweet Telegram VK Random Words fiberoptic endoscopic evaluation of swallowing (FEES) -ism, -ismus bronchial breath sound near drowning nipple discharge taenia- placenta abruptio alternate binaural loudness balance (ABLB) test multigravida