18-letter words containing a, r, o, w, i, n
- prairie wake-robin — a woodland trillium, Trillium recurvatum, of the central U.S., having purple-mottled leaves and brown-purple flowers.
- prerelease showing — a showing of a film before it goes on general release
- presumption of law — a presumption based upon a policy of law or a general rule and not upon the facts or evidence in an individual case.
- revolutionary wars — American Revolution.
- rhode island white — one of a dual-purpose American breed of chickens having white feathers and a rose comb.
- slow-motion replay — a showing again in slow motion of a sequence of action, esp of part of a sporting contest immediately after it happens
- solomon rabinowitz — Solomon, Aleichem, Sholom.
- spread one's wings — to make full use of one's abilities
- telford and wrekin — a unitary authority in W Central England, in Shropshire. Pop: 160 300 (2003 est). Area: 289 sq km (112 sq miles)
- the bird has flown — the person in question has fled or escaped
- to bear witness to — If a person or thing bears witness to something, they show or say that it exists or happened.
- traditional weapon — a weapon having ceremonial tribal significance, such as an assegai or knobkerrie
- treaty of waitangi — a treaty signed in 1840 by Māori chiefs and a representative of the British Government, providing the basis for the British annexation of New Zealand
- two-minute warning — a time-out called by an official to notify both teams that two minutes remain in a half.
- two-tier financing — a form of lending in which the debt is divided into two separate parts, as in a first and second mortgage held by an individual on a single property
- ultrasonic welding — the use of high-energy vibration of ultrasonic frequency to produce a weld between two components which are held in close contact
- wage determination — the process of setting wage rates or establishing wage structures in particular situations
- wardrobe assistant — a person who assists the wardrobe mistress in a theatre
- warning coloration — a bold, distinctive pattern of color characteristic of a poisonous or unpalatable organism, as the skunk or the monarch butterfly, that functions as a warning to and defense against predators.
- warrant of fitness — a six-monthly certificate required for motor vehicles certifying mechanical soundness
- water of hydration — the portion of a hydrate that is represented as, or can be expelled as, water: now usually regarded as being in true molecular combination with the other atoms of the compound, and not existing in the compound as water.
- water on the brain — hydrocephalus.
- watson-crick model — a widely accepted model for the three-dimensional structure of DNA, featuring a double-helix configuration for the molecule's two hydrogen-bonded complementary polynucleotide strands.
- western alienation — a feeling of resentment by some inhabitants of western Canada against perceived favouritism by the national government towards the eastern provinces
- westinghouse brake — a railroad air brake operated by compressed air.
- wheelchair housing — housing designed or adapted for a chairbound person
- white-faced hornet — any large, stinging paper wasp of the family Vespidae, as Vespa crabro (giant hornet) introduced into the U.S. from Europe, or Vespula maculata (bald-faced hornet or white-faced hornet) of North America.
- wild passionflower — the maypop, Passiflora incarnata.
- wilson's phalarope — a phalarope, Phalaropus tricolor, that breeds in the prairie regions of North America and winters in Argentina and Chile.
- wingback formation — single wingback formation.
- women at point sur — a narrative poem (1927) by Robinson Jeffers.
- women's liberation — a movement to combat sexual discrimination and to gain full legal, economic, vocational, educational, and social rights and opportunities for women, equal to those of men.
- world championship — an international competition in a particular sport or activity for people all around the world
- wrangell mountains — a mountain range in SE Alaska, extending into the Yukon, Canada. Highest peak: Mount Blackburn, 5037 m (16 523 ft)
- writ of assistance — a writ issued by a superior colonial court authorizing officers of the British crown to summon aid and enter and search any premises.
- writ of attachment — a document by which a court orders the seizing of property in order to ensure satisfaction of a judgement
- wrongful dismissal — the act of making someone redundant for reasons which are illegal or unjust