15-letter words containing s, t, e, r, i, l
- ultraliberalism — a belief in or support for an extremely liberal political party or doctrine
- ultramicroscope — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.
- unanswerability — the quality of not being answerable or contestable
- unascertainable — to find out definitely; learn with certainty or assurance; determine: to ascertain the facts.
- unchristianlike — not like a Christian; not in accordance with Christian teaching and values
- 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.
- understandingly — mental process of a person who comprehends; comprehension; personal interpretation: My understanding of the word does not agree with yours.
- unfamiliarities — not familiar; not acquainted with or conversant about: to be unfamiliar with a subject.
- uninterestingly — in a way that is not interesting
- 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.
- universal stage — a small theodolite mounted on the stage of a polarizing microscope and used in the petrographic analysis of rocks.
- unmaterialistic — excessively concerned with physical comforts or the acquisition of wealth and material possessions, rather than with spiritual, intellectual, or cultural values.
- unpretentiously — without pretension
- unrealistically — interested in, concerned with, or based on what is real or practical: a realistic estimate of costs; a realistic planner.
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- untransmissible — intransmissible
- upsetting lever — the horizontal distance between the center of gravity, acting downward, and the center of buoyancy, acting upward, when they are so placed as to form a couple (upsetting couple) tending to capsize the boat.
- vascular tissue — plant tissue consisting of ducts or vessels, that, in the higher plants, forms the system (vascular system) by which sap is conveyed through the plant.
- vector analysis — the branch of calculus that deals with vectors and processes involving vectors.
- vertical angles — one of two opposite and equal angles formed by the intersection of two lines.
- vespertilionine — of or relating to the bats of the subfamily Vespertilioninae, common in temperate regions and including most familiar species.
- virtual storage — a system whereby addressable memory is extended beyond main storage through the use of secondary storage managed by system software in such a way that programs can treat all of the designated storage as addressable main storage.
- virtuous circle — a beneficial cycle of events or incidents, each having a positive effect on the next.
- visible exports — goods sold to a foreign country or countries
- visible imports — products that a company or country buys from other countries
- visual literacy — the ability to apprehend or interpret pictures or other visual images.
- vitreous silica — silica glass
- voyeuristically — of, relating to, or characteristic of a voyeur or of voyeurism.
- vulnerabilities — capable of or susceptible to being wounded or hurt, as by a weapon: a vulnerable part of the body.
- welfare statism — the belief in or practices of a welfare state.
- well-advertised — to announce or praise (a product, service, etc.) in some public medium of communication in order to induce people to buy or use it: to advertise a new brand of toothpaste.
- west nile fever — a viral disease, caused by a flavivirus and spread by a mosquito (Culex pipiens), that results in encephalitis
- west nile virus — an illness caused by a chiefly mosquito-borne virus of the genus Flavivirus, characterized in a small percentage of infected persons by fever, headache, muscle weakness, and sometimes encephalitis or meningitis.
- white corpuscle — white blood cell.
- wild strawberry — uncultivated plant bearing red fruit
- wilhelm meister — a novel (1795–1829) by Goethe.
- william webster — Daniel, 1782–1852, U.S. statesman and orator.
- wilson's petrel — a small petrel, Oceanites oceanicus, that breeds in the Southern Hemisphere but ranges into the North Atlantic and Pacific oceans.
- winter holidays — a period of rest from work or studies taken in winter
- winter purslane — a plant, Montia perfoliata, native to western North America, of the purslane family, having edible, egg-shaped leaves and clusters of small, white flowers.
- 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).
- wrestling match — sport: contention by grappling opponent
- wrist wrestling — a form of arm wrestling in which two contenders interlock thumbs and try to force each other's hands to touch the table on which they are competing.