18-letter words containing p, h, o, b
- 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.
- publishing company — a firm which publishes books
- put the clock back — to regress
- september holidays — a period of time in September when people do not have to go to school, college or work
- the better part of — a large part of
- the bottomless pit — the underworld; hell
- 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.
- 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 gussy sb/sth up — to give (a person or thing) a smarter or more interesting appearance
- to spill the beans — If you spill the beans, you tell someone something that people have been trying to keep secret.
- to sweep the board — If someone sweeps the board in a competition or election, they win nearly everything that it is possible to win.
- up to the eyeballs — You use up to the eyeballs to emphasize that someone is in an undesirable state to a very great degree.