10-letter words containing o, p, e, r, a
- pea-souper — Chiefly British Informal. pea soup (def 2).
- peacherino — peach1 (def 4).
- peacockery — proud or ostentatious display
- peak hours — prime time, busiest period
- pearmonger — a seller of pears
- peashooter — a tube through which dried peas, beans, or small pellets are blown, used as a toy.
- pectoralis — either of two muscles on each side of the upper and anterior part of the thorax, the action of the larger (pectoralis major) assisting in drawing the shoulder forward and rotating the arm inward, and the action of the smaller (pectoralis minor) assisting in drawing the shoulder downward and forward.
- pejoration — depreciation; a lessening in worth, quality, etc.
- pejorative — having a disparaging, derogatory, or belittling effect or force: the pejorative affix -ling in princeling.
- pelargonic — of or derived from a pelargonium or pelargonic acid.
- pellagrous — a disease caused by a deficiency of niacin in the diet, characterized by skin changes, severe nerve dysfunction, mental symptoms, and diarrhea.
- pelycosaur — any of a group of large primitive reptiles belonging to the extinct order Pelycosauria, abundant in North America and Europe during the Permian Period, often having a tall spinal sail.
- penetrator — to pierce or pass into or through: The bullet penetrated the wall. The fog lights penetrated the mist.
- pennyroyal — an aromatic Old World plant, Mentha pulegium, of the mint family, having clusters of small purple flowers and yielding a pungent essential oil used medicinally and as an insect repellent.
- pensionary — a pensioner.
- pentachord — a series of five consecutive notes of a scale
- pequot war — a war in 1637 between Connecticut colonists, aided by British soldiers and friendly Indian tribes, and the Pequot Indians under their chief, Sassacus, that resulted in the defeat and dispersion of the Pequot tribe.
- per contra — on the other hand; on the contrary.
- percolator — a kind of coffeepot in which boiling water in a repeated process is forced up a hollow stem, filters down through ground coffee in a sievelike container, and returns to the pot below.
- perfoliate — having the stem apparently passing through the leaf, owing to congenital union of the basal edges of the leaf round the stem.
- perforated — perforated.
- perforatus — a muscle that bends a digit
- periastron — the point at which the stars of a binary system are closest (opposed to apastron).
- perigonial — of or pertaining to a perigon
- perikaryon — cell body.
- periodical — a magazine or other journal that is issued at regularly recurring intervals.
- peritoneal — the serous membrane lining the abdominal cavity and investing its viscera.
- permafrost — (in arctic or subarctic regions) perennially frozen subsoil.
- permeation — to pass into or through every part of: Bright sunshine permeated the room.
- pernambuco — a state in NE Brazil. 38,000 sq. mi. (98,420 sq. km). Capital: Recife.
- pernoctate — to stay all night
- peroration — a long speech characterized by lofty and often pompous language.
- peroxidase — any of a class of oxidoreductase enzymes that catalyze the oxidation of a compound by the decomposition of hydrogen peroxide or an organic peroxide.
- peroxyacid — an acid derived from hydrogen peroxide and containing the –O–O– group, as peroxysulfuric acid, H 2 S 2 O 8 .
- person-day — a unit of measurement, especially in accountancy, based on an ideal amount of work done by one person in one working day.
- personable — of pleasing personal appearance; handsome or comely; attractive.
- personably — of pleasing personal appearance; handsome or comely; attractive.
- personalia — the accoutrements, concerns, or intimations that are personal to one
- personally — through direct contact; in person; directly: I will thank him personally.
- personalty — personal estate or property.
- persuasion — the act of persuading or seeking to persuade.
- pescadores — (used with a plural verb) Penghu.
- petrograph — petroglyph.
- petrol can — a container for carrying petrol
- petrol cap — a small cover that goes over the hole in a vehicle into which you put petrol
- petrolatum — a translucent gelatinous substance obtained from petroleum; used as a lubricant and in medicine as an ointment base and protective dressing
- petrolhead — a person who is excessively interested in or is devoted to travelling by car
- petronella — a type of traditional country dance from Scotland
- petrostate — a small oil-rich country in which institutions are weak and wealth and power are concentrated in the hands of a few
- phanerogam — any of the Phanerogamia, a former primary division of plants comprising those having reproductive organs; a flowering plant or seed plant (opposed to cryptogam).