16-letter words containing n, o, r, h, t, i
- photorespiration — the oxidation of carbohydrates in many higher plants in which they get oxygen from light and then release carbon dioxide, somewhat different from photosynthesis.
- photozincography — a type of photoengraving using a sensitized zinc plate.
- phytoremediation — a process of decontaminating soil or water by using plants and trees to absorb or break down pollutants.
- pinot chardonnay — Chardonnay.
- pithecanthropine — of, belonging to, or resembling a former genus (Pithecanthropus, now classified as Homo erectus) of extinct early humans, who lived in Java, China, Europe, and Africa
- pithecanthropoid — of, relating to, or resembling the former genus Pithecanthropus or one of its members.
- pneumatic trough — a trough filled with liquid, especially water, for collecting gases in bell jars or the like by displacement.
- point de hongrie — flame stitch.
- poitou-charentes — a region of W central France, on the Bay of Biscay: mainly low-lying
- pork scratchings — small pieces of crisply cooked pork crackling, eaten cold as an appetizer with drinks
- poynting theorem — the theorem that the rate of flow of electromagnetic energy through unit area is equal to the Poynting vector, i.e. the cross product of the electric and magnetic field intensities
- prognostic chart — a chart showing the predicted state of the atmosphere for a given time in the future.
- projection booth — a soundproof compartment in a theater where a motion-picture projector is housed and from which the picture is projected on the screen.
- protestant ethic — work ethic.
- rational horizon — the line or circle that forms the apparent boundary between earth and sky.
- reaction chamber — the chamber in a rocket engine in which the reaction or combustion of fuel occurs
- recursion theory — (theory) The study of problems that, in principle, cannot be solved by either computers or humans.
- redbank whiteoak — a city in S Tennessee.
- residential home — a home with social-work supervision for people who need more than just housing accommodation, such as esp the elderly, and also children in care or mentally handicapped adults
- rhinopharyngitis — inflammation of the mucous membranes of the nose and pharynx.
- ribbon lightning — a repeated lightning discharge in which successive strokes are displaced from each other by wind, resulting in a broadened appearance.
- richmond heights — a city in E Missouri, near St. Louis.
- right honourable — (in Britain and certain Commonwealth countries) a title of respect for a Privy Councillor or an appeal-court judge
- right outer join — outer join
- rising diphthong — a diphthong in which the first of two apparent vocalic elements is of lesser stress or sonority than the second, as the (wä) in guava [gwah-vuh] /ˈgwɑ və/ (Show IPA).
- round the wrekin — the long way round
- roundabout chair — corner chair.
- russian orthodox — of or relating to the Russian Orthodox Church
- saccharification — to convert (starch) into sugar.
- saint-john perse — (Alexis Saint-Léger Léger) 1887–1975, French diplomat and poet: Nobel Prize in literature 1960.
- schlieren method — a method for detecting regions of differing densities in a clear fluid by photographing a beam of light passed obliquely through it.
- schneider trophy — a trophy for air racing between seaplanes of any nation, first presented by Jacques Schneider (1879–1928) in 1913; won outright by Britain in 1931
- school inspector — an official whose job is to inspect schools and to report on their quality and conditions
- self-nourishment — something that nourishes; food, nutriment, or sustenance.
- semi-hibernation — Zoology. to spend the winter in close quarters in a dormant condition, as bears and certain other animals. Compare estivate.
- sharia-compliant — (of a product or service) produced or offered in accordance with the doctrines of the sharia
- shoestring catch — a catch of a ball on the fly, made close to the ground while running.
- shooting gallery — a place equipped with targets and used for practice in shooting.
- shopping trolley — A shopping trolley is a large metal basket on wheels which is provided by shops such as supermarkets for customers to use while they are in the shop.
- short sweetening — sugar.
- shortfin corvina — See under corvina.
- shorthand typing — shorthand and typing
- shorthand typist — A shorthand typist is a person who types and writes shorthand, usually in an office.
- shorthand writer — a person trained to write in shorthand
- shortsightedness — unable to see far; nearsighted; myopic.
- shot in the dark — a discharge of a firearm, bow, etc.
- shotgun marriage — a wedding occasioned or precipitated by pregnancy.
- shrinking violet — a shy, modest, or self-effacing person.
- siberian mammoth — a shaggy-coated mammoth, Mammuthus primigenius, that lived in cold regions across Eurasia and North America during the Ice Age, known from fossils, cave paintings, and well-preserved frozen carcasses.
- smooth breathing — a symbol (') used in the writing of Greek to indicate that the initial vowel over which it is placed is unaspirated.