15-letter words containing h, o, s, i, n
- polish notation — a logical notation that dispenses with the need for brackets by writing the logical constants as operators preceding their arguments
- pontine marshes — an area of W Italy, southeast of Rome: formerly malarial swamps, drained in 1932–34 after numerous attempts since 160 bc had failed
- port washington — a town on NW Long Island, in SE New York.
- postsynchronize — to add sound, such as dubbing, to a film or video after shooting is completed
- power macintosh — Power Mac
- probationership — the position of a probationer
- process heating — Process heating is heating, usually from steam, which is used to increase the temperature in a process vessel.
- proscenium arch — the arch separating the stage from the auditorium
- pseudepigraphon — any book of the Pseudepigrapha
- pseudo-bohemian — living a wandering or vagabond life, as a Gypsy.
- pseudoephedrine — a dextrorotatory, isomeric compound, C 1 0 H 1 5 NO, used as a nasal decongestant.
- pseudonephritis — a condition, thought to be benign, in which microscopic amounts of blood and protein are present in the urine, occurring commonly among athletes after strenuous exercise.
- psychodiagnosis — a psychological examination using psychodiagnostic techniques.
- psychohistorian — a person who writes psychohistory
- psychosynthesis — a theoretical effort to reconcile components of the unconscious, including dreams, with the rest of the personality.
- pulchritudinous — physically beautiful; comely.
- quite something — a remarkable or noteworthy thing or person
- raise one's hat — to take one's hat briefly off one's head as a greeting or mark of respect
- ray of sunshine — beam of sunlight
- reorchestration — a renewed or second orchestration of a piece of music, the act of reorchestrating
- rhinoceros horn — the horn of a rhinoceros
- rhodesian front — the governing party in Zimbabwe (then called Rhodesia) 1962–78
- right ascension — the arc of the celestial equator measured eastward from the vernal equinox to the foot of the great circle passing through the celestial poles and a given point on the celestial sphere, expressed in degrees or hours.
- riverworthiness — (of a boat) the quality or state of being riverworthy
- ronne ice shelf — an ice barrier in Antarctica, in SW Weddell Sea, bordered by Ellsworth Land on the NW and Berkner Island on the E.
- round the twist — mad; eccentric
- round whitefish — a whitefish, Prosopium cylindraceum, found in northern North America and Siberia, having silvery sides and a dark bronze back.
- rowland heights — a city in SW California, near Los Angeles.
- saint-john-lake — Henry, 1st Viscount Bolingbroke, Bolingbroke, 1st Viscount.
- sandwich course — A sandwich course is an educational course in which you have periods of study between periods of being at work.
- scatter cushion — Scatter cushions are small cushions for use on sofas and chairs.
- schillerization — the process of altering crystals to produce schiller
- schone mullerin — a song cycle (1823), by Franz Schubert, consisting of 20 songs set to poems by Wilhelm Müller.
- school teaching — School teaching is the work done by teachers in a school.
- schooner-rigged — rigged as a schooner, especially with gaff sails and staysails only.
- schopenhauerian — Arthur [ahr-too r] /ˈɑr tʊər/ (Show IPA), 1788–1860, German philosopher.
- schopenhauerism — the philosophy of Schopenhauer, who taught that only the cessation of desire can solve the problems arising from the universal impulse of the will to live.
- scotch highland — any of a breed of small, hardy, usually dun-colored, shaggy-haired beef cattle with long, widespread horns, able to withstand the cold and sparse pasturage of its native western Scottish uplands.
- scratching post — a block or post of wood, usually covered with carpeting, on which a cat can use its claws.
- self-censorship — the act or practice of censoring.
- self-exhibition — an exhibiting, showing, or presenting to view.
- self-hypnotized — hypnotized by oneself.
- self-worthiness — the sense of one's own value or worth as a person; self-esteem; self-respect.
- semipornography — partial pornography; material that is almost pornographic
- serve one right — to act as a servant.
- servo-mechanism — A servo-mechanism is a system or device that provides increased power to operate a control.
- shadow minister — a member of the main opposition party in Parliament who would hold ministerial office if their party were in power
- share ownership — the owning of shares in a company
- sharing economy — a system in which people rent, borrow, or share commodities, services, and resources owned by individuals, usually with the aid of online technology, in an effort to save money, cut costs, and reduce waste.
- shipping losses — the total loss of a navy's ships in wartime, esp with reference to those sunk during the Second World War