13-letter words containing a, p, u, r
- perambulation — to walk through, about, or over; travel through; traverse.
- perimenopause — the period leading up to the menopause during which some of the symptoms associated with menopause may be experienced
- perlustration — the act of perlustrating; a thorough inspection or survey, esp of letters for purposes of surveillance
- perpendicular — vertical; straight up and down; upright.
- perscrutation — a very careful exploration or inspection
- personal foul — a foul called in certain games, as basketball or football, for illegal body contact or rough, unsportsmanlike play.
- perspicacious — having keen mental perception and understanding; discerning: to exhibit perspicacious judgment.
- peruvian bark — cinchona (def 2).
- pet insurance — health insurance for a pet
- pharaoh hound — one of a breed of medium-sized gazehounds with a smooth coat, red to tan in color with white markings, and erect ears.
- pharmaceutics — a pharmaceutical preparation or product.
- phonautograph — a piece of equipment that records sound visually by detecting the sound waves and indicating them on a graph
- piano quartet — a musical composition scored for piano and three other instruments, typically violin, viola, and cello.
- pickup camper — camper (def 3).
- picture frame — mount for a picture
- picture plane — the plane of a painting, drawing, or the like, that is in the extreme foreground of a picture, is coextensive with but not the same as the material surface of the work, is the point of visual contact between the viewer and the picture, and is conceived as a major structural element in the production of abstract or illusionistic forms.
- picturization — to represent in a picture, especially in a motion picture; make a picture of.
- piper gurnard — a marine fish, Trigla lyra, of the family Triglidae
- pipiwharauroa — a Pacific migratory bird with a metallic green-gold plumage
- pitch surface — (in a gear or rack) an imaginary surface forming a plane (pitch plane) a cylinder (pitch cylinder) or a cone or frustrum (pitch cone) that moves tangentially to a similar surface in a meshing gear so that both surfaces travel at the same speed.
- plague-ridden — afflicted by the plague or a plague
- plain yoghurt — natural yoghurt, without added flavouring
- plane journey — a journey made by flying in an aeroplane
- planet-struck — affected adversely by the supposed influence of a planet.
- platiniferous — platinum-bearing
- platiniridium — a natural alloy composed chiefly of platinum and iridium.
- platykurtosis — the state of being platykurtic.
- pleasure boat — recreational vessel
- pleasure dome — a large building, facility, or place used for recreation.
- pleasure trip — holiday, vacation
- plesiosaurian — a member of the reptile order Plesiosauria
- pleurocarpous — (of certain mosses) bearing the fructifications along the main stem or lateral branches.
- plique-a-jour — an enameling technique in which the colored enamels are fused into the spaces of a wire framework on a temporary backing; the backing is then removed, producing a translucent effect
- plug and pray — (humour) The Windows 95 equivalent of the Macintosh's plug and play, referring to difficulties encountered when setting up new hardware under Windows 95.
- plural eulisp — EuLisp with parallel extensions. "Collections and Garbage Collection", S.C. Merall et al, in Memory Management - IWMM92, Springer 1992, pp.473-489.
- plural voting — right to vote more than once
- pluralization — to receive or take a plural form.
- pneumatograph — pneumograph.
- pneumatometer — an instrument for measuring either the quantity of air inhaled or exhaled during a single inspiration or expiration or the force of inspiration or expiration.
- pneumatophore — Botany. a specialized structure developed from the root in certain plants growing in swamps and marshes, serving as a respiratory organ.
- pneumogastric — of or relating to the lungs and stomach.
- pocket-square — a handkerchief, often colored or figured, worn in the breast pocket of a suit or blazer as a fashion accessory.
- pococurantism — a careless or indifferent person.
- pococurantist — a person who demonstrates a tendency toward indifference
- poet laureate — (in Great Britain) a poet appointed for life as an officer of the royal household, formerly expected to write poems in celebration of court and national events.
- polar nucleus — Botany. either of two female haploid nuclei, in the embryo sac of flowers, that fuse to produce a diploid nucleus, which combines with a male nucleus to form the endosperm.
- polyarticular — pertaining to or affecting many joints.
- polyoma virus — a small DNA-containing virus, of the papovavirus group, that can produce a variety of tumors in mice, hamsters, rabbits, and rats.
- pons asinorum — a geometric proposition that if a triangle has two of its sides equal, the angles opposite these sides are also equal: so named from the difficulty experienced by beginners in mastering it. Euclid, 1:5.
- popular front — a coalition, usually temporary, of leftist and sometimes centrist political parties, formed against a common opponent, as fascism, and promoting social reform.