14-letter words containing p, l, a, u
- upton sinclair — Harry Ford, 1876–1956, U.S. oil businessman: a major figure in the Teapot Dome scandal.
- urban planning — the planning and design of urban areas
- uspallata pass — a mountain pass in S South America, in the Andes, connecting Mendoza, Argentina, and Santiago, Chile. About 12,600 feet (3840 meters) high.
- utility player — a player who is capable of playing competently in any of several positions
- vascular plant — a plant having a vascular system.
- vegetable soup — soup made with vegetables
- venus' flytrap — a white-flowered swamp plant (Dionaea muscipula) of the sundew family, native to the Carolinas, having sensitive leaves with two hinged blades that snap shut, often trapping insects
- voltaic couple — a pair of substances, as two different metals, that when placed in a proper solution produces an electromotive force by chemical action.
- walkaround pay — extra pay earned by an employee for accompanying an official inspector on a plant tour or around a job site.
- walpurgisnacht — (especially in medieval German folklore) the evening preceding the feast day of St. Walpurgis, when witches congregated, especially on the Brocken.
- water purslane — a creeping, Eurasian annual plant, Lythrum portula, of marshes and wetlands, having small flowers and rounded leaves.
- whiplash-curve — the lash of a whip.
- xiphihumeralis — a long pectoral muscle found only in felines
- zona pellucida — the transparent, noncellular layer surrounding the ovum of mammals, often having radial striations.