ro se-tinted → see rose-coloured
ro|sette /roʊze t/ (rosettes ) N‑COUNT A rosette is a large circular decoration made from coloured ribbons which is given as a prize in a competition, or, especially in Britain, is worn to show support for a political party or sports team.
rose|water /roʊ zwɔtə r / N‑UNCOUNT Rosewater is a liquid which is made from roses and which has a pleasant smell. It is used as a perfume and in cooking.
ro se win|dow (rose windows ) N‑COUNT A rose window is a large round stained glass window in a church.
rose|wood /roʊ zwʊd/ N‑UNCOUNT Rosewood is a hard dark-coloured wood that is used for making furniture. Rosewood comes from a species of tropical tree. □ …a heavy rosewood desk.
ros|ter /rɒ stə r / (rosters )
1 N‑COUNT A roster is a list which gives details of the order in which different people have to do a particular job. □ The next day he put himself first on the new roster for domestic chores.
2 N‑COUNT A roster is a list, especially of the people who work for a particular organization or are available to do a particular job. It can also be a list of the sports players who are available for a particular team, especially in American English. □ [+ of ] The Met endeavoured to provide a consistently fine roster of singers.
ros|trum /rɒ strəm/ (rostrums or rostra /rɒ strə/) N‑COUNT A rostrum is a raised platform on which someone stands when they are speaking to an audience, receiving a prize, or conducting an orchestra. □ As he stood on the winner's rostrum, he sang the words of the national anthem.
rosy /roʊ zi/ (rosier , rosiest )
1 ADJ If you say that someone has a rosy face, you mean that they have pink cheeks and look very healthy. □ Bethan's round, rosy face seemed hardly to have aged at all.
2 ADJ If you say that a situation looks rosy or that the picture looks rosy , you mean that the situation seems likely to be good or successful. □ The job prospects for engineering graduates are less rosy now than they used to be.
rot /rɒ t/ (rots , rotting , rotted )
1 VERB When food, wood, or another substance rots , or when something rots it, it becomes softer and is gradually destroyed. □ [V ] If we don't unload it soon, the grain will start rotting in the silos. □ [V n] Sugary canned drinks rot your teeth.
2 N‑UNCOUNT If there is rot in something, especially something that is made of wood, parts of it have decayed and fallen apart. □ Investigations had revealed extensive rot in the beams under the ground floor.
3 N‑SING You can use the rot to refer to the way something gradually gets worse. For example, if you are talking about the time when the rot set in , you are talking about the time when a situation began to get steadily worse and worse. □ In many schools, the rot is beginning to set in. Standards are falling all the time.
4 VERB If you say that someone is being left to rot in a particular place, especially in a prison, you mean that they are being left there and their physical and mental condition is being allowed to get worse and worse. □ [V prep] Most governments simply leave the long-term jobless to rot on the dole. [Also V ]
5 → see also dry rot
rota /roʊ tə/ (rotas ) N‑COUNT A rota is a list which gives details of the order in which different people have to do a particular job. [mainly BRIT ] □ We have a rota which makes it clear who tidies the room on which day.
ro|ta|ry /roʊ təri/
1 ADJ [ADJ n] Rotary means turning or able to turn round a fixed point. □ …turning linear into rotary motion.
2 ADJ [ADJ n] Rotary is used in the names of some machines that have parts that turn round a fixed point. □ …a rotary engine.
ro|tate /roʊte I t, [AM ] roʊ te I t/ (rotates , rotating , rotated )
1 VERB When something rotates or when you rotate it, it turns with a circular movement. □ [V ] The Earth rotates round the sun. □ [V n] Take each foot in both your hands and rotate it to loosen and relax the ankle.
2 VERB If people or things rotate , or if someone rotates them, they take it in turns to do a particular job or serve a particular purpose. □ [V ] The members of the club can rotate and one person can do all the preparation for the evening. □ [V n] They will swap posts in a year's time to rotate the leadership. ● ro|tat|ing ADJ [ADJ n] □ He had used his year in the G8's rotating presidency to put tax transparency at the heart of this year's summit.
ro|ta|tion /roʊte I ʃ ə n/ (rotations )
1 N‑VAR Rotation is circular movement. A rotation is the movement of something through one complete circle. □ [+ of ] …the daily rotation of the Earth upon its axis.
2 N‑UNCOUNT [oft in N ] The rotation of a group of things or people is the fact of them taking turns to do a particular job or serve a particular purpose. If people do something in rotation , they take turns to do it. □ Once a month we met for the whole day, and in rotation each one led the group.
rote /roʊ t/ N‑UNCOUNT [N n, by N ] Rote learning or learning by rote is learning things by repeating them without thinking about them or trying to understand them. □ He is very sceptical about the value of rote learning.
ro|tor /roʊ tə r / (rotors ) N‑COUNT The rotors or rotor blades of a helicopter are the four long, flat, thin pieces of metal on top of it which go round and lift it off the ground.
rot|ten /rɒ t ə n/