| robot |
a mechanical device, esp. one controlled electronically, that can perform physical tasks of a human being, often used in industrial assembly or the like. [2 definitions] |
| robot bomb |
a jet-propelled, winged bomb or missile guided by an automatic steering device and carrying a warhead; buzz bomb; cruise missile. |
| robotics |
(used with a sing. verb) the technology of designing and using robots for various, usu. industrial tasks. |
| rob roy |
(sometimes caps.) a cocktail composed of Scotch whisky, sweet vermouth, and bitters. |
| rob the cradle |
to choose as a companion or mate someone much younger than oneself. |
| robust |
physically strong, healthy, and energetic. [6 definitions] |
| roc |
in Arabian mythology, a huge and powerful bird. |
| rocambole |
a European onion that resembles a lily and bears a cluster of small bulbs used like garlic. |
| Roche limit |
the lowest altitude at which a natural satellite can form and orbit a planet or the like without being disturbed by gravitational forces. |
| Rochelle salt |
a colorless, saltlike, crystalline compound used in silvering mirrors, in making baking powders, as a laxative, and in electronics. |
| rochet |
a knee-length vestment, usu. of lace and linen, worn by bishops and certain other church officials in some ceremonies. |
| rock1 |
a large mass of hard mineral matter that lies under the earth's soil or forms a cliff, mountain, or the like. [4 definitions] |
| rock2 |
to sway strongly back and forth or from side to side. [9 definitions] |
| rockabilly |
rock-'n'-roll music combined with or influenced by country and western styles. |
| rock and rye |
a bottled combination of rye whiskey, rock candy, and fruit. |
| rockaway |
a light, four-wheeled, horse-drawn carriage with two or three seats and a fixed top. |
| rock bass |
an edible, freshwater game fish of eastern North America, related to the sunfish. |
| rock bottom |
the very lowest point or level. |
| rock-bound |
bounded by rocks, as a coastline. |
| rock brake |
any of various related ferns that grow in rocky soil. |
| rock candy |
large, clear, hard nuggets of crystallized sugar. |