19-letter words containing p, r
- high-energy physics — the branch of particle physics that deals with the collisions of particles accelerated to such high energies that new elementary particles are created by the collisions.
- high-flying tippler — a variety of domestic pigeon bred mainly for flying
- high-pressure steam — High-pressure steam is steam which is at or above 75 pounds per square inch gauge pressure.
- highways department — the department of a state, council, etc, responsible for the upkeep of roads and highways
- historic episcopate — the derivation of the episcopate of a Church in historic succession from the apostles
- historiographically — In a historiographical manner; by means of a historiography.
- horseshoe whipsnake — a long slender fast-moving nonvenomous snake, Coluber hippocrepis, of Eurasia
- house of ill repute — a house of prostitution; whorehouse; brothel.
- hydroelectric power — electricity generated by water
- hydropneumatization — utilization of air pressure in the housing of a water turbine to keep the level of water that has been used from rising to interfere with the rotor blades.
- hyper-nationalistic — a person devoted to nationalism.
- hyperbolic cosecant — a hyperbolic function that is the reciprocal of hyperbolic sine
- hyperbolic function — a function of an angle expressed as a relationship between the distances from a point on a hyperbola to the origin and to the coordinate axes, as hyperbolic sine or hyperbolic cosine: often expressed as combinations of exponential functions.
- hyperbolic geometry — the branch of non-Euclidean geometry that replaces the parallel postulate of Euclidean geometry with the postulate that two distinct lines may be drawn parallel to a given line through a point not on the given line.
- hypercholesteraemia — (medicine) An abnormally high level of cholesterol in the blood.
- hyperfine structure — the splitting of the lines of an atomic spectrum, produced by the angular momentum of the nucleus of the atom.
- hyperfocal distance — the distance, at a given f number, between a camera lens and the nearest point (hyperfocal point) having satisfactory definition when focused at infinity.
- hyperparathyroidism — overactivity of the parathyroid gland, characterized by softening of the bones, with consequent pain, tenderness, and a tendency to spontaneous fractures, and by muscular weakness and abdominal cramps.
- hyperphosphorylated — Simple past tense and past participle of hyperphosphorylate.
- hyperresponsiveness — An abnormally increased responsiveness, especially that due to hypersensitivity or hyperreactivity.
- hypersuggestibility — subject to or easily influenced by suggestion.
- hypocholesterolemia — an abnormally low amount of cholesterol in the blood.
- hypocholesterolemic — (pathology) Of, pertaining to, or having hypocholesterolemia.
- hypolipoproteinemia — An abnormally low level of lipoprotein in the blood.
- hypophosphoric acid — a tetrabasic acid, H 4 P 2 O 6 , produced by the slow oxidation of phosphorous in moist air.
- hysterosalpingogram — An X-ray image taken during hysterosalpingography.
- idea of pure reason — any of the three undemonstrable entities (a personal soul, a cosmos, and a supreme being) implicit in the fact of a subject and an object of knowledge, and in the need for some principle uniting them.
- immunoprecipitation — the separation of an antigen from a solution by the formation of a large complex with its specific antibody.
- imperative language — (language) Any programming language that specifies explicit manipulation of the state of the computer system, not to be confused with a procedural language, which specifies an explicit sequence of steps to perform. An example of an imperative (but non-procedural) language is a data manipulation language for a relational database management system. This specifies changes to the database but does not necessarily require anyone to specify a sequence of steps. Both contrast with declarative languages, which specify neither explicit state manipulation nor a sequence of steps.
- imperial preference — a proposed system whereby free trade and levelled tariffs would exist between nations belonging to the British Commonwealth, in order to increase the prosperity of and unity between these nation
- imperial presidency — a U.S. presidency that is characterized by greater power than the Constitution allows.
- imperial war museum — a museum in London, founded in 1920, containing material related to military operations involving British and Commonwealth forces since 1914
- impressionistically — In an impressionistic manner.
- in definite pronoun — a pronoun, as English some, any, somebody, that leaves unspecified the identity of its referent.
- in particular terms — If you say something in particular terms, you say it using a particular type or level of language or using language which clearly shows your attitude.
- in the person of sb — You can use in the person of when mentioning the name of someone you have just referred to in a more general or indirect way.
- incomplete abortion — a miscarriage in which some fetal or placental tissue remains in the uterus.
- incomplete fracture — a fracture extending partly across the bone.
- incomprehensibility — impossible to understand or comprehend; unintelligible.
- incomprehensiveness — The condition of being incomprehensive.
- incremental plotter — a device that plots graphs on paper from computer-generated instructions
- index expurgatorius — a list of books now included in the Index Librorum Prohibitorum, forbidden to be read except from expurgated editions.
- industrial capacity — the amount of resources (workforce, factories, etc) present in a place that will enable an industry or industries to produce goods
- infantile paralysis — poliomyelitis.
- inferiority complex — Psychiatry. intense feeling of inferiority, producing a personality characterized either by extreme reticence or, as a result of overcompensation, by extreme aggressiveness.
- inflationary spiral — Geometry. a plane curve generated by a point moving around a fixed point while constantly receding from or approaching it.
- inglenook fireplace — a large fireplace with a space on either side
- inprise corporation — Borland Software Corporation.
- insect pest control — the killing, reduction or elimination of insects which are pests, using insecticide, etc
- instant photography — photography using an instant camera.