16-letter words containing r, h, o, n, c
- peano arithmetic — (mathematics) Giuseppe Peano's system for representing natural numbers inductively using only two symbols, "0" (zero) and "S" (successor). This system could be expressed as a recursive data type with the following Haskell definition: data Peano = Zero | Succ Peano The number three, usually written "SSS0", would be Succ (Succ (Succ Zero)). Addition of Peano numbers can be expressed as a simple syntactic transformation: plus Zero n = n plus (Succ m) n = Succ (plus m n) (1995-03-28)
- perchloromethane — carbon tetrachloride.
- phantasmagorical — having a fantastic or deceptive appearance, as something in a dream or created by the imagination.
- pharmacodynamics — the branch of pharmacology dealing with the course of action, effect, and breakdown of drugs within the body.
- pharmacogenetics — the branch of pharmacology that examines the relation of genetic factors to variations in response to drugs.
- pharmacogenomics — the study of human genetic variability in relation to drug action and its application to medical treatment
- pharmacokinetics — the branch of pharmacology that studies the fate of pharmacological substances in the body, as their absorption, distribution, metabolism, and elimination.
- philanthropistic — a person who practices philanthropy.
- phonocardiograph — an instrument for graphically recording the sound of the heartbeat.
- photochronograph — a device formerly used for taking a series of instantaneous photographs of a rapidly moving object.
- photozincography — a type of photoengraving using a sensitized zinc plate.
- 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.
- poitou-charentes — a region of W central France, on the Bay of Biscay: mainly low-lying
- polyphonic prose — prose characterized by the use of poetic devices, as alliteration, assonance, rhyme, etc., and especially by an emphasis on rhythm not strictly metered.
- pork scratchings — small pieces of crisply cooked pork crackling, eaten cold as an appetizer with drinks
- prairie schooner — a type of covered wagon, similar to but smaller than the Conestoga wagon, used by pioneers in crossing the prairies and plains of North America.
- prison psychosis — a state of mental confusion, transitory or permanent, brought on by incarceration or by the anticipation of imprisonment.
- 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.
- pseudoparenchyma — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
- public ownership — ownership by the state; nationalization
- purchasing power — Also called buying power. the ability to purchase goods and services.
- radio microphone — a microphone incorporating a radio transmitter so that the user can move around freely
- rainbow seaperch — an embiotocid fish, Hypsurus caryi, living off the Pacific coast of North America, having red, orange, and blue stripes on the body.
- rancho cucamonga — a city in SE California.
- rate of exchange — exchange rate.
- 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.
- rhynchocephalian — belonging or pertaining to the Rhynchocephalia, an order of lizardlike reptiles that are extinct except for the tuatara.
- richmond heights — a city in E Missouri, near St. Louis.
- round lake beach — a town in NE Illinois.
- round the corner — close at hand
- roundabout chair — corner chair.
- run the blockade — to go past or through a blockade
- saccharification — to convert (starch) into sugar.
- savonarola chair — a chair of the Renaissance having a number of transverse pairs of curved legs, crossing beneath the seat and rising to support the arms and back.
- 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
- school librarian — a librarian who works in or is in charge of a school library
- sclerenchymatous — supporting or protective tissue composed of thickened, dry, and hardened cells.
- scrovegni chapel — Arena Chapel.
- secondary growth — an increase in the thickness of the shoots and roots of a vascular plant as a result of the formation of new cells in the cambium.
- secondary phloem — phloem derived from the cambium during secondary growth.
- secondary school — a high school or a school of corresponding grade, ranking between a primary school and a college or university.
- shakedown cruise — extortion, as by blackmail or threats of violence.