17-letter words that end in on
- transitory action — an action that can be brought in any country regardless of where it originated
- 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.
- 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.
- urban exploration — a recreational activity in which people explore derelict urban structures such as abandoned sewers or underground railways or attempt to access areas which are closed to the public such as the roofs of skyscrapers
- vacant possession — ownership of an unoccupied house or property, any previous owner or tenant having departed
- vacuum aspiration — menstrual extraction.
- vacuum extraction — applying suction to a baby's head during birth to help it emerge
- velvet revolution — the peaceful overthrow of Czechoslovakia's communist government in late 1989
- vernacularization — to translate into the natural speech peculiar to a people.
- vibrofluidization — Vibrofluidization is when vibration is used to make particles move in a fluidized bed.
- visible radiation — electromagnetic radiation that causes the sensation of sight; light. It has wavelengths between about 380 and 780 nanometres
- voice recognition — the control of a computer system by a voice or voices that the computer has been instructed to accept
- warsaw convention — a multilateral treaty on aviation set up chiefly to limit air carriers' liability to passengers and shippers on international flights in the event of an accident.
- wedding reception — party after a marriage
- welshman's button — an angler's name for a species of caddis fly, Sericostoma personatum
- whiskey rebellion — a revolt of settlers in western Pennsylvania in 1794 against a federal excise tax on whiskey: suppressed by militia called out by President George Washington to establish the authority of the federal government.
- wisdom of solomon — a book of the Apocrypha.
- without exception — all included
- writ of execution — a writ ordering that a judgment be enforced
- write the book on — to be the definitive authority or expert on
- x image extension — (XIE) Extensions to the X protocol to handle images.
- x-ray diffraction — diffraction of x-rays by the regularly spaced atoms of a crystal, useful for determining the arrangement of the atoms.
- x-ray examination — an examination of part of the body, using an X-ray machine
- xerox corporation — (company) A US company, founded in 1906, specialising in document related technology and services including photocopiers, printers and office software. Xerox's acquisition of Affiliated Computer Services added business process and document management to their product range. In 2013 they have 140,000 employees. Their research centre, XEROX PARC, prototyped several revolutionary advances in computing, which the company failed to exploit, including the WIMP desktop metaphor and XEROX Network Services.
- year of confusion — (in ancient Rome) the year of 445 days preceding the introduction, in 46 b.c., of the Julian calendar: lengthened to compensate for the cumulative errors of the Roman calendar.