15-letter words containing p, e, r, i, n
- parliamentarian — a person who is expert in the formal rules and procedures of deliberative assemblies and other formal organizations.
- parliamentarily — in a parliamentary manner
- pars intermedia — a small, somewhat cherry-shaped double structure attached by a stalk to the base of the brain and constituting the master endocrine gland affecting all hormonal functions in the body, consisting of an anterior region ((anterior pituitary) or (adenohypophysis)) that develops embryonically from the roof of the mouth and that secretes growth hormone, LH, FSH, ACTH, TSH, and MSH, a posterior region ((posterior pituitary) or (neurohypophysis)) that develops from the back of the forebrain and that secretes the hormones vasopressin and oxytocin, and an intermediate part (pars intermedia) derived from the anterior region but joined to the posterior region, that secretes the hormone MSH in lower vertebrates.
- parthenogenesis — development of an egg without fertilization.
- parthenogenetic — development of an egg without fertilization.
- partial denture — an artificial replacement of one or several of the teeth (partial denture) or all of the teeth (full denture) of either or both jaws; dental prosthesis.
- passenger train — railway train that carries people
- patagonian hare — a burrowing, gray, long-eared and long-legged cavy of the genus Dolichotis, native to South America.
- patent engineer — a person who draws up applications for patents
- paternity leave — a leave of absence from a job for a father to care for a new baby.
- paternity order — a court order which declares a child's paternity
- patio furniture — furniture in an area adjoining a house, esp one that is paved and used for outdoor activities
- pattern bombing — aerial bombing in which bombs are dropped on a target in a predetermined pattern.
- pavement artist — sidewalk artist.
- peak experience — a high point in the life of a self-actualizer, during which the person feels ecstatic and more alive and whole than is usual.
- peak production — the maximum production
- pearly nautilus — nautilus (def 1).
- pedestrian mall — A pedestrian mall is the same as a pedestrian precinct.
- pelargonic acid — a colorless, oily, water-immiscible liquid, C 9 H 1 8 O 2 , occurring as an ester in a volatile oil in species of pelargonium: used chiefly in organic synthesis and in the manufacture of lacquers and plastics.
- peltier element — an electronic device consisting of metal strips between which alternate strips of n-type and p-type semiconductors are connected. Passage of a current causes heat to be absorbed from one set of metallic strips and emitted from the other by the Peltier effect
- pematangsiantar — a city on NE Sumatra, in Indonesia.
- penal servitude — imprisonment together with hard labor.
- penetration aid — a device or tactic, as the use of chaff or decoys or the maintaining of a low flight level, that helps an aircraft or missile to enter hostile air space.
- penetrativeness — the quality or condition of being penetrative
- pentaerythritol — a white, crystalline, water-soluble powder, C 5 H 1 2 O 4 , used chiefly in the manufacture of alkyd resins, varnishes, plasticizers, and explosives.
- pepin the short — ("Pepin the Short") died a.d. 768, king of the Franks 751–768 (father of Charlemagne).
- percussion lock — a gunlock on a firearm that fires by striking a percussion cap.
- percussion tool — a power driven tool which operates by striking rapid blows: the power may be electricity or compressed air
- perfect binding — a technique for binding books by a machine that cuts off the backs of the sections and glues the leaves to a cloth or paper backing.
- perfectionistic — a person who adheres to or believes in perfectionism.
- perforating gun — A perforating gun is a device used to make holes in oil and gas wells in preparation for production.
- performing arts — dance, drama, music
- perfunctoriness — performed merely as a routine duty; hasty and superficial: perfunctory courtesy.
- perimeter fence — fence surrounding an area
- period-rotation — a rather large interval of time that is meaningful in the life of a person, in history, etc., because of its particular characteristics: a period of illness; a period of great profitability for a company; a period of social unrest in Germany.
- periodic motion — any motion that recurs in identical forms at equal intervals of time.
- peroxide blonde — You can refer to a woman whose hair has been artificially been made lighter in colour as a peroxide blonde, especially when you want to show that you disapprove of this, or that you think her hair looks unnatural or unattractive.
- perpendicularly — vertical; straight up and down; upright.
- personal friend — a person who is a friend, rather than a colleague or acquaintance
- personal injury — injury to an individual
- personalization — to have marked with one's initials, name, or monogram: to personalize stationery.
- personification — the attribution of human nature or character to animals, inanimate objects, or abstract notions, especially as a rhetorical figure.
- peruvian balsam — Peru balsam.
- peter of amiens — c1050–1115, French monk: preacher of the first Crusade 1095–99.
- peter principle — any of several satirical “laws” concerning organizational structure, especially one that holds that people tend to be promoted until they reach their level of incompetence.
- petit serjeanty — serjeanty in which the tenant renders services of an impersonal nature to the king, as providing him annually with an implement of war, as a lance or bow.
- phenazopyridine — a substance, C 1 1 H 1 2 ClN 5 , used as a lower urinary tract analgesic.
- phenylhydrazine — a yellow, poisonous liquid or low-melting solid, C 6 H 8 N 2 , used in chemical analysis and organic synthesis.
- phenylketonuria — an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy.
- phenylketonuric — an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy.