22-letter words containing s, t, i, l, a, o
- transformational rules — rules that specify in purely syntactic terms a method by which theorems may be derived from the axioms of a formal system
- transition probability — the probability of going from a given state to the next state in a Markov process.
- unemployment insurance — a government program that provides a limited number of payments to eligible workers who are involuntarily unemployed.
- united empire loyalist — any of the American colonists who settled in Canada during or after the War of American Independence because of loyalty to the British Crown
- universal postal union — an international organization, formed in Bern, Switzerland (1875), that administers and regulates international postal service. Abbreviation: UPU.
- universal product code — a bar code that indicates price, product classification, etc., and can be read electronically, as at checkout counters in supermarkets. Abbreviation: UPC.
- unprofessional conduct — activity that is contrary to the accepted code of conduct of a profession
- urban district council — a council of an urban district that, in conjunction with a county council, has responsibilities for local government issues
- van der waals equation — an equation of state relating the pressure, volume, and absolute temperature of a gas, taking into account the finite size of the molecules and the attractive force between them.
- varicella zoster virus — a type of herpesvirus that causes chickenpox and shingles.
- video display terminal — Computers. a computer terminal consisting of a screen on which data or graphics can be displayed. Abbreviation: VDT.
- wardour street english — affectedly archaic speech or writing
- what sb/sth looks like — If you ask what someone or something looks like, you are asking for a description of them.
- white australia policy — an unofficial term for an immigration policy designed to restrict the entry of non-White people into Australia
- william's bon chrétien — a variety of pear that has large yellow juicy sweet fruit
- woman police constable — a policewoman of the lowest rank
- yellow-shafted flicker — a North American woodpecker C. auratus, which has a yellow undersurface to the wings and tail
- yosemite national park — a national park in E California. 1182 sq. mi. (3060 sq. km).
- zodiacal constellation — any of the 12 constellations after which the signs of the zodiac are named: Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricorn, Aquarius, or Pisces