17-letter words containing a, c, o, u, p
- therapeutic touch — the laying on of hands by a healer
- thousandths-place — last in order of a series of a thousand.
- topological group — a set that is a group and a topological space and for which the group operation and the map of an element to its inverse are continuous functions.
- trapdoor function — a function defined from data by means of a mathematical procedure in such a way that it is easy to obtain the function when the data are known, but when the procedure and data are not known it becomes very difficult to determine the original data: used in cryptography, where the data are the characters of the plain text, or message, and the trapdoor function is the cryptogram.
- tropical aquarium — an aquarium designed for the maintenance and breeding of tropical fish and kept at a suitably warm temperature.
- turbosupercharger — (formerly) a turbocharger.
- uncompassionately — having or showing compassion: a compassionate person; a compassionate letter.
- unconformity trap — An unconformity trap is a hydrocarbon trap where the closure is made by an unconformity (= a formation of rock layers which represents a gap in the geological record).
- uncooperativeness — working or acting together willingly for a common purpose or benefit.
- undercompensation — to compensate or pay less than is fair, customary, or expected.
- unify corporation — (company) Developers of the Unify relational database. At one time, before Sybase, they were a competitor of Oracle, et al.
- unipalm group plc — (company) A company floated in March 1994.
- upper paleolithic — See under Paleolithic.
- utopian socialism — (sometimes initial capital letter) an economic system based on the premise that if capital voluntarily surrendered its ownership of the means of production to the state or the workers, unemployment and poverty would be abolished.
- vacuum aspiration — menstrual extraction.
- warehouse receipt — a receipt for goods placed in a warehouse.
- wave-cut platform — a flat surface at the base of a cliff formed by erosion by waves
- wearable computer — a small computer that is worn or carried on the body; a wearable computing device: a wrist-worn wearable computer with a head-mounted display.