10-letter words containing p, r, o, u
- open group — The Open Group
- opensource — Alternative spelling of open-source.
- operculate — having an operculum.
- opium wars — a war between Great Britain and China that began in 1839 as a conflict over the opium trade and ended in 1842 with the Chinese cession of Hong Kong to the British, the opening of five Chinese ports to foreign merchants, and the grant of other commercial and diplomatic privileges in the Treaty of Nanking.
- opprobrium — the disgrace or the reproach incurred by conduct considered outrageously shameful; infamy.
- outcropped — Simple past tense and past participle of outcrop.
- outperform — to surpass in excellence of performance; do better than: a new engine that outperforms the competition; a stock that outperformed all others.
- outpouring — outpouring.
- outproduce — to bring into existence; give rise to; cause: to produce steam.
- outpromise — to promise more than
- outsparkle — to sparkle more brilliantly than
- outspreads — Third-person singular simple present indicative form of outspread.
- oversupply — an excessive supply.
- palaverous — a conference or discussion.
- palm court — a large room, usually in a prestigious hotel, where functions are staged, notably tea dances
- panivorous — subsisting on bread; bread-eating.
- papandreou — Andreas [ahn-drey-uh s] /ɑnˈdreɪ əs/ (Show IPA), (George) 1919–1996, Greek political leader: premier 1981–89 (son of George Papandreou).
- paperbound — a book bound in a flexible paper cover, often a lower-priced edition of a hardcover book.
- paradoxure — any of a number of palm civet species
- parapodium — one of the unjointed rudimentary limbs or processes of locomotion of many worms, as annelids.
- parcel out — an object, article, container, or quantity of something wrapped or packed up; small package; bundle.
- paroecious — (of certain mosses) having the male and female reproductive organs beside or near each other.
- paronymous — containing the same root or stem, as the words wise and wisdom.
- parvovirus — Veterinary Pathology. a highly contagious, often fatal viral disease of dogs, characterized by vomiting, severe diarrhea, and depression and accompanied by high fever and loss of appetite.
- paul flory — Paul John, 1910–85, U.S. chemist: pioneer in research on polymers; Nobel Prize 1974.
- pc support — (job) (Or "PC analyst", end user support) A person who works with microcomputer applications including word processors, spreadsheets, presentation graphics, database management systems, electronic mail, and communications. He also evaluates, installs and supports PCs, Macintoshes, and associated peripherals.
- pea souper — Chiefly British Informal. pea soup (def 2).
- pea-souper — Chiefly British Informal. pea soup (def 2).
- peak hours — prime time, busiest period
- peer group — a group of people, usually of similar age, background, and social status, with whom a person associates and who are likely to influence the person's beliefs and behavior.
- 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.
- 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.
- percursory — passing through rapidly; cursory
- percussion — the striking of one body against another with some sharpness; impact; blow.
- perdu-mont — Mont [mawn] /mɔ̃/ (Show IPA). French name of Monte Perdido.
- perfidious — deliberately faithless; treacherous; deceitful: a perfidious lover.
- perforatus — a muscle that bends a digit
- periculous — dangerous; perilous
- perigonium — the envelope of modified leaves surrounding the antheridia in mosses.
- perigynous — situated around the pistil on the edge of a cuplike receptacle, as stamens or petals.
- perilously — involving or full of grave risk or peril; hazardous; dangerous: a perilous voyage across the Atlantic in a small boat.
- periosteum — the normal investment of bone, consisting of a dense, fibrous outer layer, to which muscles attach, and a more delicate, inner layer capable of forming bone.
- peritoneum — the serous membrane lining the abdominal cavity and investing its viscera.
- perjurious — the willful giving of false testimony under oath or affirmation, before a competent tribunal, upon a point material to a legal inquiry.
- pernambuco — a state in NE Brazil. 38,000 sq. mi. (98,420 sq. km). Capital: Recife.
- pernicious — causing insidious harm or ruin; ruinous; injurious; hurtful: pernicious teachings; a pernicious lie.
- persecutor — to pursue with harassing or oppressive treatment, especially because of religious or political beliefs, ethnic or racial origin, gender identity, or sexual orientation.
- persuasion — the act of persuading or seeking to persuade.
- petit four — a small teacake, variously frosted and decorated.