15-letter words containing n, o, s, t, r, i
- tyrwhitt-wilson — Gerald Hugh, 14th Baron Berners [bur-nerz] /ˈbɜr nərz/ (Show IPA), 1883–1950, English composer, painter, and author.
- ultra-modernist — very advanced in ideas, design, or techniques.
- un-fortuitously — happening or produced by chance; accidental: a fortuitous encounter.
- unconstrainable — unable to be confined
- unconstrainedly — in an unconfined manner
- uncontroversial — of, relating to, or characteristic of controversy, or prolonged public dispute, debate, or contention; polemical: a controversial book.
- undemonstrative — not given to open exhibition or expression of emotion, especially of affection.
- underestimation — to estimate at too low a value, rate, or the like.
- universal joint — piece that couples two rotating shafts
- universal motor — a series-wound motor, of one-half horsepower or less, using alternating or direct current.
- unobtrusiveness — not obtrusive; inconspicuous, unassertive, or reticent.
- unopportunistic — adhering to a policy of opportunism; practicing opportunism.
- unpretentiously — without pretension
- unprotestantize — to make something (e.g. a church, country, etc) a religion other than Protestant
- unrighteousness — not righteous; not upright or virtuous; wicked; sinful; evil: an unrighteous king.
- unseaworthiness — constructed, outfitted, manned, and in all respects fitted for a voyage at sea.
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- untrustworthily — in an untrustworthy manner; not trustworthily
- vacation course — a course of study undertaken during a vacation, usually combined with other activities
- vascularization — (of a tissue or embryo) to develop or extend blood vessels or other fluid-bearing vessels or ducts; become vascular.
- vasoconstrictor — a nerve or drug that causes vasoconstriction.
- vector analysis — the branch of calculus that deals with vectors and processes involving vectors.
- venus hairstone — a variety of rutilated quartz, used as a gemstone.
- vespertilionine — of or relating to the bats of the subfamily Vespertilioninae, common in temperate regions and including most familiar species.
- victoria island — an island off the coast of N Canada, in the Arctic Ocean. 80,340 sq. mi. (208,081 sq. km).
- virginian stock — a similar and related North American plant, Malcolmia maritima
- vortex shedding — the process by which vortices formed continuously by the aerodynamic conditions associated with a solid body in a gas or air stream are carried downstream by the flow in the form of a vortex street
- weather station — an installation equipped and used for meteorological observation.
- white cast iron — cast iron having most or all of its carbon in the form of cementite and exhibiting a silvery fracture.
- white snakeroot — a North American plant, Eupatorium urticaefolium, the roots or rhizomes of which have been used as a remedy for snakebite
- wilson's petrel — a small petrel, Oceanites oceanicus, that breeds in the Southern Hemisphere but ranges into the North Atlantic and Pacific oceans.
- wilson's thrush — veery.
- winter holidays — a period of rest from work or studies taken in winter
- winter solstice — the solstice on or about December 21st that marks the beginning of winter in the Northern Hemisphere.
- wolverine state — Michigan (used as a nickname).
- wonder-stricken — struck or affected with wonder.
- worcester china — porcelain articles made in Worcester (England) from 1751 in a factory that became, in 1862, the Royal Worcester Porcelain Company
- working storage — the amount of memory used to temporarily store results or other data while a program is running.
- writ of summons — a writ requiring one to appear in court to answer a complaint.