18-letter words containing r, h, e, o, b
- price on sb's head — If there is a price on someone 's head, an amount of money has been offered for the capture or killing of that person.
- probability theory — the theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Compare probability (def 4).
- prometheus unbound — a drama in verse (1820) by Shelley.
- protease inhibitor — a drug that inhibits the action of protease, especially any of a class of antiviral drugs that prevent the cleavage and replication of HIV proteins.
- rheims-douay bible — Douay Bible.
- ride a hobby horse — an activity or interest pursued for pleasure or relaxation and not as a main occupation: Her hobbies include stamp-collecting and woodcarving.
- rosebay willowherb — a perennial onagraceous plant, Chamerion (formerly Epilobium) angustifolium, that has spikes of deep pink flowers and is widespread in open places throughout N temperate regions
- rub shoulders with — to mix with socially or associate with
- rubbish collection — the collection of domestic refuse for disposal
- saint john's bread — carob (def 2).
- schofield barracks — a town on central Oahu, in central Hawaii.
- september holidays — a period of time in September when people do not have to go to school, college or work
- shorthand notebook — a notebook used by a shorthand writer
- shrubby cinquefoil — a small shrub, Potentilla fruticosa, of the rose family, native to the Northern temperate region, having pinnate leaves and numerous, showy, bright-yellow flowers.
- sindbad the sailor — (in The Arabian Nights' Entertainments), a wealthy citizen of Baghdad who relates the adventures of his seven wonderful voyages.
- so much the better — You can say 'so much the better' or 'all the better' to indicate that it is desirable that a particular thing is used, done, or available.
- stomach sweetbread — sweetbread (def 1).
- the better part of — a large part of
- the bird has flown — the person in question has fled or escaped
- the powers that be — You can refer to people in authority as the powers that be, especially when you want to say that you disagree with them or do not understand what they say or do.
- thermonuclear bomb — hydrogen bomb.
- three-body problem — the problem of calculating the motions of three bodies in space moving under the influence of only their mutual gravitational attraction.
- tip of the iceberg — a large floating mass of ice, detached from a glacier and carried out to sea.
- to be caught short — If you are caught short or are taken short, you feel a sudden strong need to urinate, especially when you cannot easily find a toilet.
- to be on the radar — to be noticed or important
- to be on the rocks — if something such as a marriage or a business is on the rocks, it is experiencing very severe difficulties and looks likely to end very soon
- to be said for sth — If you say there is a lot to be said for something, you mean you think it has a lot of good qualities or aspects.
- to sweep the board — If someone sweeps the board in a competition or election, they win nearly everything that it is possible to win.
- to the manner born — a way of doing, being done, or happening; mode of action, occurrence, etc.: I don't like the manner in which he complained.
- too clever by half — If someone is too clever by half, they are very clever and they show their cleverness in a way that annoys other people.
- two-chamber system — the system of having two parliamentary chambers, as the House of Lords and the House of Commons in the United Kingdom
- under one's breath — the air inhaled and exhaled in respiration.
- under the jackboot — If a country or group of people is under the jackboot, they are suffering because the government is cruel and undemocratic.
- urban homesteading — homesteading (def 2).
- water on the brain — hydrocephalus.
- westinghouse brake — a railroad air brake operated by compressed air.