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Roman Empire the lands ruled by ancient Rome, stretching from Britain to North Africa and the Middle East.
Romania a European country between Hungary and the Black Sea. The capital of Romania is Bucharest.
Roman numeral a letter used as a number in the ancient Roman number system. The letter I equals 1, V equals 5, X equals 10, L equals 50, C equals 100, D equals 500, and M equals 1,000. In this system, a letter followed by one of equal or lesser value means the two are added; seven is VII, or 5+1+1. A letter followed by one of greater value means that the first is subtracted from the second; four hundred is CD, or 500-100.
romantic having to do with romance. [4 definitions]
Rome the capital city of Italy. [2 definitions]
romp to move about or play in a lively manner. [2 definitions]
roof the surface or covering on the top of a building. [2 definitions]
rook2 a chess piece that can move over any number of empty squares sideways or forward and backward; castle.
rookie a professional athlete in his or her first season on a team. [2 definitions]
room space that is used or available for use. [5 definitions]
roommate a person who shares your room or home. A roommate is someone who is not part of your family.
roomy having plenty of space; large.
roost a perch on which birds rest or sleep, or a place containing such perches. [2 definitions]
rooster an adult male chicken or the male of another closely related bird, such as the pheasant; cock.
root1 the part of a plant that usually grows underground. Roots take up water and nutrients, and hold the plant in the soil. [8 definitions]
root2 to dig or turn over soil. [2 definitions]
root3 to cheer for a team or a person in a contest. [2 definitions]
rope a strong cord of twisted or woven fiber, wire, or similar material. Ropes can be used to tie, pull, or lift. [5 definitions]
rose1 a flower that grows on a plant or vine that has thorns. Roses smell sweet and come in many different colors. [4 definitions]
rose2 past tense of rise.
rosebud the bud of a rose.