14-letter words containing o, p, s, e
- people's party — a political party (1891–1904), advocating expansion of currency, state control of railroads, the placing of restrictions upon ownership of land, etc.; Populist party.
- percussion cap — a small metallic cap or cup containing fulminating powder, formerly exploded by percussion to fire the charge of small arms.
- percutaneously — through the skin
- peremptoriness — leaving no opportunity for denial or refusal; imperative: a peremptory command.
- perfidiousness — deliberately faithless; treacherous; deceitful: a perfidious lover.
- period costume — the attire typical of a particular period in time
- peritoneoscopy — an endoscopy examining the peritoneal cavity
- peritrichously — in a peritrichous manner; in a fashion characteristic of a peritrichous organism
- 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.
- 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
- petrochemistry — the branch of chemistry dealing with petroleum or its products.
- petrol station — A petrol station is a garage by the side of the road where petrol is sold and put into vehicles.
- petrophysicist — a person who studies, or is an expert in, petrophysics
- petworth house — a mansion in Petworth in Sussex: rebuilt (1688–96) for Charles Seymour, 6th Duke of Somerset; gardens laid out by Capability Brown; subject of paintings by Turner
- phallocentrism — a doctrine or belief centered on the phallus, especially a belief in the superiority of the male sex.
- phase velocity — the velocity with which a simple harmonic wave is propagated, equal to the wavelength divided by the period of vibration.
- phenolic resin — any of the class of thermosetting resins formed by the condensation of phenol, or of a phenol derivative, with an aldehyde, especially formaldehyde: used chiefly in the manufacture of paints and plastics and as adhesives for sandpaper and plywood.
- phenosafranine — safranine (def 2).
- philosophaster — a person who has only a superficial knowledge of philosophy or who feigns a knowledge he or she does not possess.
- philosopheress — a philosopher who is a woman
- phonochemistry — the branch of chemistry concerned with the chemical effects of sound and ultrasonic waves
- phosphate rock — phosphorite.
- phosphoprotein — a protein, as casein or ovalbumin, in which one or more hydroxyl groups of serine, threonine, or tyrosine are hydroxylated.
- phosphorescent — exhibiting phosphorescence.
- phosphoroscope — an instrument for measuring the duration of evanescent phosphorescence in different substances.
- photochemistry — the branch of chemistry that deals with the chemical action of light.
- photogeologist — a person who studies or has a profession in photogeology
- photoluminesce — to produce photoluminescence
- photoperiodism — the response, as affecting growth or reproduction, of an organism to the length of exposure to light in a 24-hour period.
- 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.
- photoresistive — photoconductive
- photosensitive — sensitive to light or similar radiation.
- photosensitize — to make (a material) photosensitive, as by the application of a photosensitive emulsion.
- photosynthesis — the complex process by which carbon dioxide, water, and certain inorganic salts are converted into carbohydrates by green plants, algae, and certain bacteria, using energy from the sun and chlorophyll.
- photosynthetic — the complex process by which carbon dioxide, water, and certain inorganic salts are converted into carbohydrates by green plants, algae, and certain bacteria, using energy from the sun and chlorophyll.
- phraseological — manner or style of verbal expression; characteristic language: legal phraseology.
- 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.
- phytochemistry — the branch of biochemistry dealing with plants and plant processes.
- pick one's way — to choose or select from among a group: to pick a contestant from the audience.
- pickled onions — onions which have been preserved in vinegar or brine
- piezochemistry — the study of chemical reactions at high pressures
- pigeon-chested — having a narrow chest that sticks out at the front in an unusual way
- pimento cheese — a processed cheese made from Neufchâtel, cream cheese, Cheddar, or other cheese, flavored with chopped pimientos.
- pinafore dress — a sleeveless dress worn over a blouse or sweater
- piston-engined — powered by a piston engine