18-letter words containing p, e, t, i, b, o
- 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.
- pseudotuberculosis — an acute, sometimes fatal disease of rodents, birds, and other animals, including humans, caused by the bacterium Yersinia (Pasteurella) pseudotuberculosis, and characterized by the formation of nodules resembling those that result from tuberculosis.
- public examination — an examination, such as a GCSE exam, that is set by a central examining board
- rabbit-proof fence — a fence through which rabbits are unable to pass
- ribbon development — housing or commercial buildings built along a stretch of road.
- safety-deposit box — a lockable metal box or drawer, especially in a bank vault, used for safely storing valuable papers, jewelry, etc.
- september holidays — a period of time in September when people do not have to go to school, college or work
- subatomic particle — physics:
- supraorbital ridge — browridge.
- the bottomless pit — the underworld; hell
- tip of the iceberg — a large floating mass of ice, detached from a glacier and carried out to sea.
- to be tickled pink — If you are tickled pink, you are extremely pleased about something.
- to spill the beans — If you spill the beans, you tell someone something that people have been trying to keep secret.
- transporter bridge — a bridge for carrying passengers and vehicles by means of a platform suspended from a trolley.