12-letter words containing a, s, p, e, r, i
- nonspherical — not spherical
- oilseed rape — Oilseed rape is a plant with yellow flowers which is grown as a crop. Its seeds are crushed to make cooking oil.
- oligospermia — (medicine) Low volume of semen.
- opera singer — a professional singer of opera
- operationism — the doctrine that the meaning of a scientific term, concept, or proposition consists of the operation or operations performed in defining or demonstrating it.
- operatorship — (in the oil and gas industries) the right to operate a well, field, or other oil source.
- oppressional — Exhibiting or relating to oppression.
- orthopaedics — (used with a singular verb) the medical specialty concerned with correction of deformities or functional impairments of the skeletal system, especially the extremities and the spine, and associated structures, as muscles and ligaments.
- orthopaedist — Alternative spelling of orthopedist.
- outspreading — Present participle of outspread.
- overemphasis — excessive or undue emphasis.
- pacific rose — a large variety of eating apple from New Zealand, with sweet flesh
- pancreatitis — inflammation of the pancreas.
- panspermatic — relating to panspermia
- paracentesis — puncture of the wall of a cavity to drain off fluid.
- paraesthesia — an abnormal sensation, as prickling, itching, etc.
- paraesthetic — paresthesia.
- parallelwise — in a parallel manner
- parameterise — to describe (a phenomenon, problem, curve, surface, etc.) by the use of parameters.
- parascending — parasailing
- parasitaemia — the condition of having parasites in the blood
- parasiticide — an agent or preparation that destroys parasites.
- parasol pine — stone pine (def 1).
- parasphenoid — a bone next to the sphenoid bone in the skull of some animals
- parenthesize — to insert (a word, phrase, etc.) as a parenthesis.
- parish clerk — an official designated to carry out various duties, either for a church parish or a parish council
- parish house — a building used by a church chiefly for administrative and social purposes.
- parochialise — to make parochial.
- participates — to take or have a part or share, as with others; partake; share (usually followed by in): to participate in profits; to participate in a play.
- particulates — very small particles of a substance, esp those that are produced when fuel is burned
- pas de trois — a dance for three dancers.
- pasteurising — to expose (a food, as milk, cheese, yogurt, beer, or wine) to an elevated temperature for a period of time sufficient to destroy certain microorganisms, as those that can produce disease or cause spoilage or undesirable fermentation of food, without radically altering taste or quality.
- pay increase — a rise in pay or salary
- pearl primus — Pearl, 1919–1994, U.S. dancer, born in Trinidad.
- pepys' diary — a diary kept by Samuel Pepys from January 1, 1660 to May 31, 1669, in which are recorded his impressions of contemporary London life, the life of the court, and the administration of the navy.
- percussional — of or relating to percussion
- perforations — the holes punched that allow individual stamps, coupons, etc to be easily separated
- pericarditis — inflammation of the pericardium.
- periostracum — the external, chitinlike covering of the shell of certain mollusks that protects the limy portion from acids.
- periphrastic — circumlocutory; roundabout.
- peristomatic — surrounding a leaf's stoma or stomata
- perivisceral — surrounding or situated about the viscera.
- perpetualism — a belief in the permanence of a given thing; the belief that a given thing (e.g. the world, a political system) will last forever
- perpetualist — someone who holds to any form of perpetualism
- persian gulf — strait in the Indian Ocean
- persian knot — a hand-tied knot, used in rug weaving, in which the ends of yarn looped around a warp thread appear at each of the interstices between adjacent threads and produce a compact and relatively even pile effect.
- persian lamb — the young lamb of the Karakul sheep.
- personalised — to have marked with one's initials, name, or monogram: to personalize stationery.
- personalized — customized
- perspectival — a technique of depicting volumes and spatial relationships on a flat surface. Compare aerial perspective, linear perspective.