16-letter words containing p, a, y, r, o, l
- polyvinyl formal — a colorless, water-insoluble, polyvinyl acetal produced from partially hydrolyzed polyvinyl acetate and formaldehyde, used chiefly in the manufacture of lacquers.
- port phillip bay — a bay in SE Australia: the harbor of Melbourne. 31 miles (50 km) long; 25 miles (40 km) wide.
- portrait gallery — a gallery where pictures are displayed
- potential energy — the energy of a body or a system with respect to the position of the body or the arrangement of the particles of the system.
- prerevolutionary — of, pertaining to, characterized by, or of the nature of a revolution, or a sudden, complete, or marked change: a revolutionary junta.
- primary election — primary (def 15a).
- primary electron — in thermionics, any of the electrons falling on a body, distinguished from those emitted by it
- programmatically — by using a computer program: You can set the value in each field programmatically with a simple algorithm. The background shapes can be programmatically drawn and animated.
- prophylactically — defending or protecting from disease or infection, as a drug.
- propylthiouracil — a white crystalline compound, C 7 H 1 0 N 2 OS, that interferes with the synthesis of thyroid hormone by the thyroid gland: used in the treatment of hyperthyroidism.
- pulmonary artery — an artery conveying venous blood from the right ventricle of the heart to the lungs.
- pyramidal orchid — a chalk-loving orchid, Anacamptis pyramidalis, bearing a dense cone-shaped spike of purplish-pink flowers with a long curved spur
- quasi-compulsory — required; mandatory; obligatory: compulsory education.
- radiographically — the production of radiographs.
- restriction play — a limited number of opening moves that are predetermined by their chance selection from an accepted list.
- rhynchocephalian — belonging or pertaining to the Rhynchocephalia, an order of lizardlike reptiles that are extinct except for the tuatara.
- secondary phloem — phloem derived from the cambium during secondary growth.
- self-deprecatory — belittling or undervaluing oneself; excessively modest.
- self-exculpatory — intended to excuse oneself from blame or guilt
- self-explanatory — explaining itself; needing no explanation; obvious.
- showy crab apple — a large Japanese bush or tree, Malus floribunda, of the rose family, having red fruit and rose-colored flowers that fade to white.
- soapberry family — the plant family Sapindaceae, characterized by chiefly tropical trees, shrubs, or herbaceous vines having compound leaves, clustered flowers, and berrylike, fleshy, or capsular fruit, and including the balloon vine, golden rain tree, litchi, and soapberry.
- stonecrop family — the plant family Crassulaceae, characterized by succulent herbaceous plants and shrubs with simple, fleshy leaves, clusters of small flowers, and dry, dehiscent fruit, and including hen-and-chickens, houseleek, kalanchoe, live-forever, orpine, sedum, and stonecrop.
- sulfanilyl group — the para form of the group C 6 H 6 NO 2 S–, derived from sulfanilic acid.
- thermoplasticity — soft and pliable when heated, as some plastics, without any change of the inherent properties.
- three-point play — a play in which a player sinks the free throw that was awarded when the player was fouled while scoring a basket.
- to play for time — If you play for time, you try to make something happen more slowly, because you do not want it to happen or because you need time to think about what to do if it happens.
- tropical cyclone — a cyclone that originates over a tropical ocean area and can develop into the destructive storm known in the U.S. as a hurricane, in the western Pacific region as a typhoon, and elsewhere by other names. Compare extratropical cyclone, hurricane (def 1), willy-willy.
- unproportionally — having due proportion; corresponding.
- ventriculography — radiography of the ventricles of the heart after injection of a contrast medium
- videodisc player — an electronic device for playing videodiscs through a television set.
- voluntary helper — a person who aids or assists in a specified function of one's own accord and without compulsion or promise of remuneration