14-letter words containing p, l, o, a
- persian violet — any of several plants belonging to the genus Exacum, native to the Old World, as E. affine, having glossy, ovate leaves, and fragrant, bluish flowers: cultivated as a houseplant.
- personal chair — a professorship awarded in recognition of academic achievement
- personal space — the variable and subjective distance at which one person feels comfortable talking to another.
- personal staff — the aides of a general officer or a flag officer.
- pertinaciously — holding tenaciously to a purpose, course of action, or opinion; resolute.
- perturbational — relating to perturbation
- peso boliviano — a nickel-clad steel coin, paper money, and monetary unit of Bolivia, equal to 100 centavos: replaced the boliviano in 1963.
- petrochemicals — substances, such as acetone or ethanol, obtained from petroleum or natural gas
- petrol station — A petrol station is a garage by the side of the road where petrol is sold and put into vehicles.
- petty official — a minor official in government, etc
- phallic symbol — any object, as a cigar or skyscraper, that may broadly resemble or represent the penis, especially such an object that symbolizes power, as an automobile.
- phallocentrism — a doctrine or belief centered on the phallus, especially a belief in the superiority of the male sex.
- pharmacologist — the science dealing with the preparation, uses, and especially the effects of drugs.
- pharmacopoeial — a book published usually under the jurisdiction of the government and containing a list of drugs, their formulas, methods for making medicinal preparations, requirements and tests for their strength and purity, and other related information.
- pharmacopolist — a person who sells pharmaceutical products
- phase velocity — the velocity with which a simple harmonic wave is propagated, equal to the wavelength divided by the period of vibration.
- phenologically — in a phenological manner
- phenotypically — the observable constitution of an organism.
- phenylbutazone — a potent substance, C 1 9 H 2 0 N 2 O 2 , used to reduce pain and inflammation in rheumatic diseases and gout, and used in veterinary medicine for musculoskeletal disorders.
- phenylcarbinol — benzyl alcohol.
- phenylthiourea — a crystalline, slightly water-soluble solid, C 6 H 5 NHCSNH 2 , that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.
- philanthropist — a person who practices philanthropy.
- philanthropize — to treat (persons) in a philanthropic manner.
- philanthropoid — an individual who does work for a charitable body
- philosophaster — a person who has only a superficial knowledge of philosophy or who feigns a knowledge he or she does not possess.
- photocatalysis — the acceleration or retardation of the reaction rate in chemical reactions by light.
- photocatalytic — the acceleration or retardation of the reaction rate in chemical reactions by light.
- photoduplicate — photocopy.
- photographical — of or relating to photography.
- photolytically — in a photolytic manner, by photolytic means
- photorealistic — a style of painting flourishing in the 1970s, especially in the U.S., England, and France, and depicting commonplace scenes or ordinary people, with a meticulously detailed realism, flat images, and barely discernible brushwork that suggests and often is based on or incorporates an actual photograph.
- phototelegraph — of or relating to phototelegraphy
- phraseological — manner or style of verbal expression; characteristic language: legal phraseology.
- phthalocyanine — Also called metal-free phthalocyanine. a blue-green pigment, C 3 2 H 1 8 N 8 , derived from phthalic anhydride.
- phyllosilicate — any silicate mineral having the tetrahedral silicate groups linked in sheets, each group containing four oxygen atoms, three of which are shared with other groups so that the ratio of silicon atoms to oxygen atoms is two to five.
- phytopathology — plant pathology.
- picolinic acid — a crystalline acid. Formula: C6H5NO2
- picture layout — a picture spread. See under spread (def 33).
- pinealectomize — to perform a pinealectomy on (a person or animal)
- pinhole camera — a simple camera in which an aperture provided by a pinhole in an opaque diaphragm is used in place of a lens.
- placebo effect — a reaction to a placebo manifested by a lessening of symptoms or the production of anticipated side effects.
- placido's disk — a device marked with concentric black rings, used to detect corneal irregularities.
- plagiocephalic — a deformity of the skull in which one side is more developed in the front, and the other side is more developed in the rear.
- planar process — a method of producing diffused junctions in semiconductor devices. A pattern of holes is etched into an oxide layer formed on a silicon substrate, into which impurities are diffused through the holes
- plane geometry — the geometry of figures whose parts all lie in one plane.
- planetological — involving or relating to planetology
- planning board — development group
- plastic memory — the tendency of certain plastics after being deformed to resume their original form when heated
- plastic police — a collective term for several classes of public officer (including community support officers) authorized to perform certain tasks and duties in support of the police force, but having lesser powers than the police
- plasticization — Plasticization is the process of changing the structure of a polymer to make it easier to bend.