| crystal |
a naturally symmetrical or layered solid, such as diamond or quartz, with a regularly repeating three-dimensional atomic, ionic, or molecular structure. [7 definitions] |
| crystal ball |
a globe of glass or quartz crystal used by fortune-tellers to foretell events in the future. |
| crystal detector |
a simple radio receiver made of a semiconducting crystal touched by a fine wire. |
| crystal gazing |
the practice of studying and interpreting images of future events, supposed to appear in a ball of polished glass or crystal. |
| crystalline |
of or made of crystal. [3 definitions] |
| crystalline lens |
a transparent, biconvex, lenslike body in the eye, between the iris and the vitreous humor, that focuses light on the retina. |
| crystallite |
a tiny crystal that typically forms as a material cools. |
| crystallize |
to convert into or cause to become crystals. [4 definitions] |
| crystallo- |
crystal. |
| crystallographic |
of, pertaining to, or involving the study of crystals. |
| crystallography |
the science of the formation, composition, and characteristics of crystals. |
| crystalloid |
a crystallizable substance that dissolves in liquid and passes easily through animal and vegetable membranes. [3 definitions] |
| crystal pickup |
a phonograph pickup that used a piezoelectric crystal. |
| crystal set |
an early form of radio receiver that used a crystal detector. |
| cry uncle |
to yield; give up. |
| cry wolf |
to give a false alarm. |
| Cs |
symbol of the chemical element cesium. |
| C-section |
abbreviation of "Caesarean section", a method of delivering an endangered fetus in which an incision is made through the walls of the mother's abdomen and uterus. |
| CST |
abbreviation of "Central Standard Time," the standard time used in the central region of the United States, six hours behind Greenwich time. |
| CT |
abbreviation of "Connecticut," a northeastern U.S. state south of Massachusetts. |
| ct. |
abbreviation of "carat" or "carats." |