13-letter words containing d, u, r, o
- unstercorated — not stercorated or covered in dung
- unsupportedly — in an unsupported fashion, without support
- untraditional — of or relating to tradition.
- untransformed — not transformed; not having been transformed
- unupholstered — to provide (chairs, sofas, etc.) with coverings, cushions, stuffing, springs, etc.
- up and around — recovered from illness
- upland plover — a large, field-inhabiting sandpiper, Bartramia longicauda, of eastern North America, resembling a plover: now protected and increasing in numbers.
- upon my word! — a unit of language, consisting of one or more spoken sounds or their written representation, that functions as a principal carrier of meaning. Words are composed of one or more morphemes and are either the smallest units susceptible of independent use or consist of two or three such units combined under certain linking conditions, as with the loss of primary accent that distinguishes black·bird· from black· bird·. Words are usually separated by spaces in writing, and are distinguished phonologically, as by accent, in many languages.
- uranium oxide — any of the compounds of uranium and oxygen, as UO 2 , UO 3 , U 4 O 9 , or U 3 O 8 .
- versicoloured — of variable or various colours
- vitreous body — a transparent gelatinous substance, permeated by fine fibrils, that fills the interior of the eyeball between the lens and the retina
- wall cupboard — a cupboard that is fixed to a wall
- ward of court — a person, esp a minor or one legally incapable of managing his own affairs, placed under the control or protection of a guardian or of a court
- waste product — material discarded as useless in the process of producing something.
- weather-bound — delayed or shut in by bad weather.
- well-favoured — of pleasing appearance; good-looking; pretty or handsome.
- well-grounded — based on good reasons; well-founded: His opposition to the scheme is well-grounded.
- wend your way — If you wend your way in a particular direction, you walk, especially slowly, casually, or carefully, in that direction.
- widow's cruse — an inexhaustible supply of something: in allusion to the miracle of the cruse of oil in I Kings 17:10–16 and II Kings 4:1–7.
- wine-coloured — of a dark red colour, sometimes with a purplish tinge
- without demur — If you do something without demur, you do it immediately and without making any protest.
- wonder-struck — struck or affected with wonder.
- wonderfulness — excellent; great; marvelous: We all had a wonderful weekend.
- word of mouth — informal oral communication: The rumor spread rapidly by word of mouth.
- working fluid — a liquid or gaseous working substance.
- young ireland — a movement or party of Irish patriots in the 1840s who split with Daniel O'Connell because they favoured a more violent policy than that which he promoted
- yourdon, inc. — (company) The company founded in 1974 by Edward Yourdon to provide educational, publishing, and consulting services in state-of-the-art software engineering technology. Over the next 12 years, the company grew to a staff of over 150 people, with offices throughout North America and Europe. As CEO of the company, Yourdon oversaw an operation that trained over 250,000 people around the world; the company was sold in 1986 and eventually became part of CGI, the French software company that is now part of IBM. The publishing division, Yourdon Press (now part of Prentice Hall), has produced over 150 technical computer books on a wide range of software engineering topics; many of these "classics" are used as standard university computer science textbooks.
- yttrium oxide — a white, water-insoluble powder, Y 2 O 3 , used chiefly in incandescent gas and acetylene mantles.
- zero altitude — the height at which the atmospheric pressure is 610.5Pa