生石灰 shēngshíhuī quicklime Origin Definitions Defs Strokes Stroke Words Sentences Sents 生 shēng adjectivenoun unprocessed (bound form) unprocessed; crude; unrefined石灰 shíhuī lime Material made from burning limestone, used in construction, agriculture, and medicine; includes both quicklime and slaked lime. Also called 白灰 báihuī.