| CPR |
abbreviation of "cardiopulmonary resuscitation." |
| CPU |
abbreviation of "central processing unit," (in computing) the part of a computer that interprets program commands and executes its instructions. |
| Cr |
symbol of the chemical element chromium. |
| crab1 |
any of various ten-legged marine crustaceans, having broad, flat bodies, eyes on short stalks, and strong pincers on the front legs. The meat of some kinds of crabs is commonly eaten by humans. [8 definitions] |
| crab2 |
(informal) a complaining or ill-tempered person; grouch. [2 definitions] |
| crab apple |
any of various small, hard, tart apples, wild or cultivated, used esp. for making jelly. [2 definitions] |
| crabbed |
irritable or ill-tempered; grouchy. [2 definitions] |
| crabby |
somewhat irritable; bad-tempered. |
| crab grass |
any of several wild, coarse grasses that easily root, spread, and displace other plants and grasses, esp. in cultivated lawns. |
| crab louse |
a louse that infests the human pubic area or armpit and causes severe itching. |
| Crab nebula |
a nebula in the constellation Taurus that contains a pulsar. |
| crack |
to break apart with a snapping sound. [15 definitions] |
| crack a book |
to open a book and read it, or to discipline oneself to study. |
| crackbrain |
a person without sense or reason; one who is insane. |
| crackbrained |
utterly foolish or insane. |
| crack down |
to increase the severity with which rules, laws, or the like are enforced, esp. to combat abuses or rectify a problem. [2 definitions] |
| crackdown |
an increase in the severity with which rules, laws, or the like are enforced, esp. to combat abuses or rectify a problem. |
| cracked |
partially separated; broken. [3 definitions] |
| cracked wheat |
coarsely processed wheat. |
| cracker |
a thin, crisp biscuit or wafer, not usually sweetened. [4 definitions] |
| cracker-barrel |
resembling the rambling, informal discussions of persons gathered at a country store. |