| calamity |
an event causing extreme harm, suffering, or destruction; disaster. [2 definitions] |
| calamondin |
a small citrus tree that grows in the Philippines. [2 definitions] |
| calamus |
a wild iris known as the sweet flag, or its aromatic root. [3 definitions] |
| calash |
a carriage with two low wheels, a seat for two people under a top that folds down, and a front seat for a driver. [2 definitions] |
| calcaneus |
the large tarsal bone that forms the human heel. [2 definitions] |
| calcareous |
of, containing, or resembling calcium carbonate; chalky. |
| calces |
a plural form of calx. |
| calci- |
calcium. |
| calciferol |
a form of vitamin D. |
| calciferous |
in chemistry, composed of, containing, or forming calcium, esp. calcium carbonate. |
| calcification |
the process of becoming calcified. [3 definitions] |
| calcify |
in physiology, to make or become bony or hard by the deposit of calcium salts. [2 definitions] |
| calcimine |
a white or light-colored wash containing zinc oxide, used to cover walls and ceilings. [2 definitions] |
| calcine |
to heat or become heated so as to oxidize, remove moisture, or reduce to a loose, ashy state, but not so as to melt; reduce to calx. |
| calcite |
a common, soft mineral that occurs in chalk, marble, and limestone and is composed of calcium carbonate. |
| calcitonin |
a polypeptide hormone secreted by the thyroid that lowers blood calcium. |
| calcium |
a chemical element of the alkaline-earth group that has twenty protons in each nucleus and occurs widely in nature, but only in compounds such as calcite or limestone. (symbol: Ca) [2 definitions] |
| calcium carbide |
a dark gray crystalline compound used as a dehydrating agent and a source of acetylene gas and calcium cyanimide. |
| calcium carbonate |
a white crystalline compound found in chalk, limestone, marble, shells, and plant ash that is used in the manufacture of cement, paints, plastics, and polishing agents such as toothpaste. |
| calcium chloride |
a white crystalline compound, derived from calcium carbonate, that is used as a dehydrating agent, de-icer, and dust suppressant. |
| calcium cyanamide |
a white powder used mainly as a fertilizer or weed killer; cyanamide. |