石灰质 shíhuīzhì calcium carbonate Definitions Defs Origin Strokes Stroke Words Sentences Sents 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.质 質 zhì nounaffix substance (bound form) physical matter; substance; the material essence of an object