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 ovarian fimbria genitals phase spider bite patellar-tendon bearing (PTB) prosthesis intrapartal care meningo- Native American medicine open-drop anesthesia