| Russianize |
to give a Russian appearance, sound, or character to; make Russian. |
| Russian Revolution |
the rebellion in Russia in 1917 that occurred in two stages, the first leading to the overthrow of the czarist government and establishment of a provisional government, and the second replacing this government with the Soviet government led by Lenin and the Bolsheviks. |
| Russian roulette |
a deadly game of chance in which each participant takes a turn at spinning the cylinder of a revolver that holds only one bullet, pointing it at his or her own head, and pulling the trigger. [2 definitions] |
| Russian wolfhound |
the borzoi. |
| rust |
the orange-red coating that forms on metal surfaces because of oxidation of the iron in their contents, by exposure to air and water. [6 definitions] |
| rustic |
of, occurring, or living in a rural area. [4 definitions] |
| rusticate |
to settle in the country and lead a rural life. [3 definitions] |
| rustle |
to make soft crackling sounds, as of dry surfaces rubbing gently against each other. [5 definitions] |
| rustler |
a person who rustles or steals livestock. |
| rustproof |
resistant or impervious to rust. [2 definitions] |
| rusty |
covered with or affected by rust; corroded; working or moving stiffly. [3 definitions] |
| rut1 |
a furrow or groove worn into the ground by something such as a wheeled vehicle. [3 definitions] |
| rut2 |
the periodic condition of sexual arousal in certain male animals, such as deer, during which they seek to mate. [2 definitions] |
| rutabaga |
a plant related to cabbage and turnips, with an edible, yellowish, bulbous root. [2 definitions] |
| ruthenium |
a chemical element that has forty-four protons in each nucleus and that occurs in pure form as a hard, white, dense metal solid used as a hardener in alloys or as a catalyst. (symbol: Ru) |
| Rutherford atom |
the atom regarded as visually analogous to the solar system, with electrons revolving around a nucleus. |
| ruthless |
without mercy or compassion; pitiless or cruel. |
| rutty |
full of or covered with ruts. |
| RV |
abbreviation of "recreational vehicle," a vehicle that is equipped with living quarters and is used for leisure travel. |
| Rwanda |
a central African country between the Democratic Republic of the Congo and Tanzania. |
| Rx |
abbreviation of "recipe" (Latin); prescription, a directive written by a doctor for the preparation and use of a medicine to treat a designated patient. |