15-letter words containing l, o, s, e, i
- ultramicroscope — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.
- un-considerable — rather large or great in size, distance, extent, etc.: It cost a considerable amount. We took a considerable length of time to decide.
- uncanonicalness — the quality or condition of being uncanonical
- unceremoniously — discourteously abrupt; hasty; rude: He made an unceremonious departure in the middle of my speech.
- uncompromisable — that cannot or should not be compromised
- 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.
- unfossiliferous — (of sediment, clay, rock, etc) not containing fossils
- universal donor — a person with blood of group O.
- 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.
- unknown soldier — an unidentified soldier killed in battle and buried with honors, the tomb serving as a memorial to all the unidentified dead of a nation's armed forces. The tomb of the American Unknown Soldier, commemorating a serviceman killed in World War I, was established in the Arlington National Cemetery in Virginia in 1921. In 1958, the remains of personnel of World War II and the Korean War were buried alongside the tomb (now called the Tomb of the Unknowns, ). In 1984, a serviceman of the Vietnam War was interred next to the others.
- unmelodiousness — an unmelodious quality or character
- unpolished rice — a partly refined rice, hulled and deprived of its germ but retaining some bran.
- unpretentiously — without pretension
- unprogressively — in an unprogressive manner
- unquestioningly — in manner that accepts something without expressing doubt or uncertainty
- unselfconscious — not self-conscious; without affectation or pretense: an unselfconscious manner.
- unskilled labor — work that requires practically no training or experience for its adequate or competent performance.
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- vector analysis — the branch of calculus that deals with vectors and processes involving vectors.
- venetian school — any of various groups of artists identified with Venice throughout the history of Italian art but most notably the painters of the 18th century, as Giovanni Battista Tiepolo, Francesco Guardi, and Antonio Canaletto.
- vespertilionine — of or relating to the bats of the subfamily Vespertilioninae, common in temperate regions and including most familiar species.
- villeda morales — Ramón [rah-mawn] /rɑˈmɔn/ (Show IPA), 1909?–71, Honduran diplomat and statesman: president 1957–63.
- viper's bugloss — the blueweed.
- 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 horizon — horizon (def 1).
- visible imports — products that a company or country buys from other countries
- vitreous silica — silica glass
- volume discount — a reduced price for goods given by a seller on the basis that the buyer buys a large quantity
- voyeuristically — of, relating to, or characteristic of a voyeur or of voyeurism.
- well-considered — thought about or decided upon with care: a considered opinion.
- well-positioned — condition with reference to place; location; situation.
- where one lives — in one's sensitive or defenceless position
- whistle-blowing — a person who informs on another or makes public disclosure of corruption or wrongdoing.
- white corpuscle — white blood cell.
- wilderness road — a 300-mile (500-km) route from eastern Virginia through the Cumberland Gap into Kentucky, explored by Daniel Boone in 1769 and marked as a trail by him and other pioneers in 1775: a major route for early settlers moving west.
- 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 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).
- yellow goatfish — a schooling goatfish, Mulloidichthys martinicus, inhabiting the Atlantic Ocean from Florida to Panama.
- yorke peninsula — a peninsula in S Australia between Spencer Gulf and the Gulf of St. Vincent. 160 miles (257 km) long and 20–35 miles (32–56 km) wide.
- yorkshire dales — the valleys of the rivers flowing from the Pennines in W Yorkshire: chiefly Ribblesdale, Swaledale, Nidderdale, Wharfedale, and Wensleydale; tourist area
- yosemite valley — a glacial valley in Yosemite National Park in central California, in the Sierra Nevada Mountains. It has an altitude of about 1200 m (4000 ft), with sheer walls rising about another 1200 m (4000 ft).
- zermelo's axiom — axiom of choice.