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17-letter words containing p, r, i, e

  • quality paperback — a softbound book that is usually larger and more expensive than a mass market paperback and is sold primarily in bookstores as a trade book.
  • quasiexperimental — (medicine) Describing a trial in which the assignment to a group is based upon an experimental condition.
  • radial (ply) tire — a motor vehicle tire having a foundation of plies of rubberized cords running at right angles to the center line of the tread: it provides better handling, etc. than a bias ply tire
  • radiation pattern — the graphic representation of the strength and direction of electromagnetic radiation in the vicinity of a transmitting aerial
  • radiation therapy — x-rays used as treatment
  • radiative capture — the capture of a particle, as a neutron, by a nucleus, inducing the emission of electromagnetic radiation, as a gamma ray.
  • radio in the loop — Wireless Local Loop
  • radio-transparent — transparent to radiation; invisible in x-ray photographs and under fluoroscopy (opposed to radiopaque).
  • radiometeorograph — a device for the automatic transmission by radio of the data from a set of meteorological instruments
  • reality principle — the motivating force or mechanism by which the child, who has previously sought immediate gratification of all wishes, realizes that gratification must sometimes be deferred or forgone.
  • recoil escapement — anchor escapement.
  • recovery position — a position in which an unconscious person can be lain on the floor, which minimises them from further risk
  • redemption center — a commercial establishment at which trading stamps of a specific brand may be exchanged for merchandise.
  • reflexive pronoun — A reflexive pronoun is a pronoun such as 'myself' which refers back to the subject of a sentence or clause. For example, in the sentence 'He made himself a cup of tea', the reflexive pronoun 'himself' refers back to 'he'.
  • reformed spelling — a revised orthography intended to simplify the spelling of English words, especially to eliminate unpronounced letters, as by substituting thru for through, tho for though, slo for slow, etc.
  • refractory period — a short period after a nerve or muscle cell fires during which the cell cannot respond to additional stimulation.
  • register spilling — (programming, compiler)   (By analogy with spilling the contents of an overfull container) When a compiler is performing the register allocation phase of generating machine code and there are more live variables than the machine has registers and it has to transfer or "spill" some variables from registers to memory.
  • rehospitalization — the act, process, or state of being hospitalized.
  • relative aperture — the ratio of the diameter of a lens, especially a camera lens, to the focal length; the reciprocal of the f number or focal ratio of the lens.
  • relative pathname — (file system)   A path relative to the working directory. Its first character can be anything but the pathname separator.
  • repeating decimal — a decimal numeral that, after a certain point, consists of a group of one or more digits repeated ad infinitum, as 2.33333 …. or 23.0218181818 ….
  • repeating firearm — a firearm capable of discharging a number of shots without reloading.
  • repertory society — a group that supports amateur performances of plays by its members
  • reported question — A reported question is a question which is reported using a clause beginning with a word such as 'why' or 'whether', as in 'I asked her why she'd done it'.
  • reproductive cell — gamete.
  • republic of china — People's Republic of, a country in E Asia. 3,691,502 sq. mi. (9,560,990 sq. km). Capital: Beijing.
  • republic of korea — a former country in E Asia, on a peninsula SE of Manchuria and between the Sea of Japan and the Yellow Sea: a kingdom prior to 1910; under Japanese rule 1910–45; now divided at 38° N into North Korea and South Korea. Compare Korean War.
  • republic of palau — a republic comprising a group of islands in the W Pacific, in the W Caroline Islands; administratively part of the UN Trust Territory of the Pacific Islands 1947–87; entered into an agreement of free association with the US (1980); became fully independent in 1994. Chief island: Babelthuap. Capital: Ngerulmud on Babelthuap (functions moved from Koror in 2006). Pop: 21 108 (2013 est). Area: 476 sq km (184 sq miles)
  • republic of yemen — Republic of, a country in S Arabia, formed in 1990 by the merger of the Yemen Arab Republic and the People's Democratic Republic of Yemen. 207,000 sq. mi. (536,130 sq. km). Capital: Aden.
  • republic-of-china — People's Republic of, a country in E Asia. 3,691,502 sq. mi. (9,560,990 sq. km). Capital: Beijing.
  • res ipsa loquitur — the rule that an injury is due to the defendant's negligence when that which caused it was under his or her control or management and the injury would not have happened had proper management been observed.
  • rescue operations — operations or organized procedures to bring people or a person out of danger, attack, harm, etc
  • respiratory chain — a series of mitochondrial proteins that transport electrons of hydrogen, released in the Krebs cycle, from acetyl coenzyme A to inhaled oxygen to form H 2 O: the energy released in the process is conserved as ATP.
  • respiratory tract — the passages through which air enters and leaves the body
  • reticulate python — a python, Python reticulatus, of southeastern Asia and the East Indies, sometimes growing to a length of 32 feet (10 meters): usually considered to be the largest snake in the world.
  • return of capital — A return of capital is a situation in which you receive back money that was previously invested.
  • return on capital — A return on capital is any earnings that you receive from the capital that you have invested.
  • reverse apartheid — a perceived bias against White people following the end of Apartheid
  • reza shah pahlavi — Muhammad Riza (or Reza) [ri-zah] /rɪˈzɑ/ (Show IPA), 1919–80, shah of Iran 1941–79; in exile after 1979 (son of Riza Shah Pahlavi).
  • rhodope mountains — a mountain range in SE Europe, in the Balkan Peninsula extending along the border between Bulgaria and Greece. Highest peak: Golyam Perelik (Bulgaria), 2191 m (7188 ft)
  • ribbon microphone — a microphone that utilizes a metal ribbon suspended in a magnetic field.
  • ribonucleoprotein — a substance composed of RNA in close association with protein; a nucleoprotein containing RNA. Abbreviation: RNP.
  • right parenthesis — (character)   ")". ASCII character 41. Common names: right paren; right parenthesis; right; close; thesis ("(" = paren); close paren; close parenthesis; right parenthesis; right banana. Rare: already ("(" = so); rparen; ITU-T: closing parenthesis; close round bracket, right round bracket, INTERCAL: wane ("(" = wax); unparenthisey ("(" = parenthisey); right ear. Paired with left parenthesis.
  • rocket propulsion — propulsion of an object by thrust developed by a rocket.
  • role-playing game — a game in which participants adopt the roles of imaginary characters in an adventure under the direction of a Game Master.
  • roseate spoonbill — a tropical New World spoonbill, Ajaia ajaja, having rose-colored plumage and a bare head.
  • round-trip ticket — a ticket entitling a passenger to travel to his or her destination and back again
  • rubber plantation — an estate in a tropical country where rubber trees are grown on a large scale
  • rubber-base paint — latex paint.
  • sacrifice paddock — a grassed area allowed to be grazed completely, to be cultivated and resown later
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