14-letter words containing u, p, r, a, i, s
- unscripturally — in an unscriptural manner
- unspiritualize — to deprive of spiritual qualities
- unsplinterable — unable to be splintered
- upper sideband — the frequency band above the carrier frequency, within which fall the spectral components produced by modulation of a carrier wave
- upton sinclair — Harry Ford, 1876–1956, U.S. oil businessman: a major figure in the Teapot Dome scandal.
- vapour density — the ratio of the density of a gas or vapour to that of hydrogen at the same temperature and pressure
- walpurgisnacht — (especially in medieval German folklore) the evening preceding the feast day of St. Walpurgis, when witches congregated, especially on the Brocken.
- whiplash-curve — the lash of a whip.
- xiphihumeralis — a long pectoral muscle found only in felines
- zygosporangium — a sporangium that bears a zygospore.