13-letter words containing r, y, o
- polyarthritis — arthritis occurring in more than one joint.
- polyarticular — pertaining to or affecting many joints.
- polycarbonate — a synthetic thermoplastic resin, a linear polymer of carbonic acid, used for molded products, films, and nonbreakable windows.
- polychromatic — having or exhibiting a variety of colors.
- polycistronic — of or relating to the transcription of two or more adjacent cistrons into a single messenger RNA molecule.
- polyoma virus — a small DNA-containing virus, of the papovavirus group, that can produce a variety of tumors in mice, hamsters, rabbits, and rats.
- polypropylene — a plastic polymer of propylene, (C 3 H 5) n , used chiefly for molded parts, electrical insulation, packaging, and fibers for wearing apparel.
- polyprotodont — any marsupial of the group Polyprotodontia, characterized by four or more upper incisor teeth on each side of the jaw: includes the opossums and bandicoots
- polyribosomal — relating to a polyribosome
- polysomnogram — a record of a person's sleep pattern, breathing, heart activity, and limb movements during sleep. Abbreviation: PSG.
- pony trekking — the act of riding ponies cross-country, esp as a pastime
- port of entry — port1 (def 3).
- portal system — a vascular arrangement in which blood from the capillaries of one organ is transported to the capillaries of another organ by a connecting vein or veins.
- possessionary — of, relating to, or characterized by possession
- post-tertiary — denoting or formed after the Tertiary period of geological time
- postcranially — affecting the postcranium
- postembryonic — occurring after the embryonic phase.
- postemergency — of, relating to, or occurring in the period after an emergency
- postsecondary — of or relating to education beyond high school: She completed her postsecondary education at a two-year college.
- potter's clay — a clay, suitably plastic and free of iron and other impurities, for use by potters.
- potty trained — Potty trained means the same as toilet trained.
- poverty level — poverty line.
- powder monkey — (formerly) a boy employed on warships to carry gunpowder from the magazine to the guns.
- pre-democracy — government by the people; a form of government in which the supreme power is vested in the people and exercised directly by them or by their elected agents under a free electoral system.
- pre-inventory — a complete listing of merchandise or stock on hand, work in progress, raw materials, finished goods on hand, etc., made each year by a business concern.
- precautionary — of, relating to, or characterized by precaution: precautionary measures.
- precopulatory — carried out or occurring prior to copulation
- predominantly — having ascendancy, power, authority, or influence over others; preeminent.
- predominately — to be the stronger or leading element or force.
- preemployment — being required or accomplished before an employee begins a new job: a preemployment medical exam.
- premonitorily — in a premonitory manner
- prerogatively — by way of privilege or prerogative
- prestigiously — indicative of or conferring prestige: the most prestigious address in town.
- pretentiously — characterized by assumption of dignity or importance, especially when exaggerated or undeserved: a pretentious, self-important waiter.
- prickly poppy — any tropical American poppy of the genus Argemone, especially A. mexicana (Mexican poppy) having prickly pods and leaves and yellow or white, poppylike flowers.
- pride and joy — a high or inordinate opinion of one's own dignity, importance, merit, or superiority, whether as cherished in the mind or as displayed in bearing, conduct, etc.
- primary color — Art. a color, as red, yellow, or blue, that in mixture yields other colors. Compare complementary color (def 1), secondary color, tertiary color.
- primary group — a group of individuals living in close, intimate, and personal relationship.
- primary tooth — one of the temporary teeth of a mammal that are replaced by the permanent teeth.
- primordiality — constituting a beginning; giving origin to something derived or developed; original; elementary: primordial forms of life.
- principal boy — the leading male role in a pantomime, played by a woman
- priority case — a matter that takes precedence over others
- priority mail — (in the U.S. Postal Service) mail consisting of merchandise weighing more than 12 ounces sent at first-class rates.
- privy council — a board or select body of personal advisers, as of a sovereign.
- pro-celebrity — (of a golf tournament, snooker tournament, etc) involving both professional players and celebrities
- pro-democracy — government by the people; a form of government in which the supreme power is vested in the people and exercised directly by them or by their elected agents under a free electoral system.
- processionary — of, relating to, or moving in a procession
- producibility — to bring into existence; give rise to; cause: to produce steam.
- profitability — yielding profit; remunerative: a profitable deal.
- progressively — favoring or advocating progress, change, improvement, or reform, as opposed to wishing to maintain things as they are, especially in political matters: a progressive mayor.