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12-letter words containing p, e, r, f

  • pelvic floor — muscles beneath the pelvis
  • penny loafer — a loafer with a slot on the vamp that can hold a coin, usually a penny.
  • perfect game — a baseball game in which the same player pitches throughout the full game without allowing any player of the opposing team to reach first base by a base hit, base on balls, error, or any other means. Compare no-hitter.
  • perfect ream — a standard quantity of paper, consisting of 20 quires or 500 sheets (formerly 480 sheets), or 516 sheets (printer's ream or perfect ream)
  • perfect year — the lunisolar calendar used by Jews, as for determining religious holidays, that is reckoned from 3761 b.c. and was established by Hillel II in the 4th century a.d., the calendar year consisting of 353 days (defective year) 354 days (regular year) or 355 days (perfect year or abundant year) and containing 12 months: Tishri, Heshvan, Kislev, Tevet, Shevat, Adar, Nisan, Iyar, Sivan, Tammuz, Av, and Elul, with the 29-day intercalary month of Adar Sheni added after Adar seven times in every 19-year cycle in order to adjust the calendar to the solar cycle. The Jewish ecclesiastical year begins with Nisan and the civil year with Tishri.
  • perfectation — the action or process of becoming or causing to become perfect or complete
  • perfectively — in a perfective manner; thoroughly
  • perfectivity — the state or quality of being (a) perfective
  • perfectivize — to make perfective.
  • perfidiously — deliberately faithless; treacherous; deceitful: a perfidious lover.
  • perforations — the holes punched that allow individual stamps, coupons, etc to be easily separated
  • performative — (of an expression or statement) performing an act by the very fact of being uttered, as with the expression “I promise,” that performs the act of promising.
  • perfusionist — a medical technician or nurse who monitors and operates equipment that oxygenates the blood, as during open-heart surgery
  • persian gulf — strait in the Indian Ocean
  • personifying — to attribute human nature or character to (an inanimate object or an abstraction), as in speech or writing.
  • petaliferous — bearing or having petals.
  • petrifaction — the act or process of petrifying; the state of being petrified.
  • petrifactive — having the ability to turn substances into stone
  • pfund series — a series of lines in the infrared spectrum of hydrogen.
  • photo relief — a method of showing the configuration of the relief of an area by photographing a model of it that is illuminated by a lamp in the northwest corner
  • pilfer-proof — (of a supply, stock, container, etc) protected from or not susceptible to pilfering
  • pitched-roof — a roof sloping downward in two parts at an angle from a central ridge, so as to leave a gable at each end.
  • placentiform — shaped like a placenta, with a flat rounded form
  • platform bed — a bed, originating in Scandinavia in the 1930s, consisting of a simple shallow box for holding a mattress situated on a slightly recessed pedestal.
  • plumbiferous — yielding or containing lead.
  • police force — police (def 1).
  • poodle-faker — a young man or newly commissioned officer who makes a point of socializing with women; ladies' man
  • portal frame — a frame, usually of steel, consisting of two uprights and a cross beam at the top: the simplest structural unit in a framed building or a doorway
  • postfracture — taking place after a fracture
  • powder flask — a small flask of gunpowder formerly carried by soldiers and hunters.
  • power factor — (in an electrical circuit) the ratio of the power dissipated to the product of the input volts times amps
  • powerfulness — having or exerting great power or force.
  • powerlifting — a competition or sport involving three tests of strength: the bench press, squat, and two-handed dead lift.
  • prairie fowl — prairie chicken.
  • prairie wolf — coyote (def 1).
  • preamplifier — a device in the amplifier circuit of a radio or phonograph that increases the strength of a weak signal for detection and further amplification.
  • prebreakfast — occurring before breakfast, of or pertaining to the period before breakfast
  • prefabricate — to fabricate or construct beforehand.
  • prefectorial — of, relating to, or characteristic of a prefect: prefectorial powers.
  • preferential — of, relating to, or of the nature of preference: preferential policies.
  • prefinancing — financing arranged in advance
  • prefloration — the internal arrangement of a flower-bud's petals and sepals before it opens
  • prefoliation — the arrangement of leaves within a vegetative bud
  • preformation — previous formation.
  • preformative — a prefixture in Semitic languages
  • preformatted — the shape and size of a book as determined by the number of times the original sheet has been folded to form the leaves. Compare duodecimo, folio (def 2), octavo, quarto.
  • preformulate — to describe an active pharmaceutical ingredient chemically
  • premium fuel — fuel or gasoline which has a higher octane value and is more expensive than standard fuel
  • prespecified — to mention or name specifically or definitely; state in detail: He did not specify the amount needed.
  • press office — a section of a government department or other organization responsible for dealing with the press
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