15-letter words containing si
- toucan crossing — a place where people who are walking and cyclists can both cross a busy road together. They press a button at the side of the road, which operates traffic lights to stop the traffic
- touch-sensitive — Touch-sensitive equipment is operated by the user touching it.
- toxic psychosis — a psychosis resulting from the toxic effect of chemicals, drugs, or certain intrinsic metabolic states.
- transgressional — of or relating to transgression
- transilluminate — to cause light to pass through.
- transindividual — a single human being, as distinguished from a group.
- transition team — a group of people who manage the transition between one system, administrative regime, etc and another
- transitive verb — a verb accompanied by a direct object and from which a passive can be formed, as deny, rectify, elect.
- travel sickness — nausea caused by motion
- tray classifier — A tray classifier is a tank for leaching from a dispersed solid, in which pulp at the bottom of the tank is raked (= moved to the exit) while solvent is forced toward the bottom of the tank.
- trine immersion — a form of baptism in which the candidate is immersed three times, once for each person of the Trinity.
- trypanosomiasis — any infection caused by a trypanosome.
- turn inside out — If you say that something has been turned inside out, you mean that it is the opposite of what you expect or think it should be.
- two-dimensional — having the dimensions of height and width only: a two-dimensional surface.
- 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.
- unapprehensible — not able to be understood or comprehended
- uncompassionate — having or showing compassion: a compassionate person; a compassionate letter.
- uncomprehensive — of large scope; covering or involving much; inclusive: a comprehensive study of world affairs.
- 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
- university city — a city in E Missouri, near St. Louis.
- university fees — charges made by a university for the administering of a course of study or an examination
- university park — a city in N Texas.
- university wits — a name given to an Elizabethan group of university-trained playwrights and pamphleteers, among them Robert Greene, John Lyly, Thomas Nash, and George Peele.
- unobtrusiveness — not obtrusive; inconspicuous, unassertive, or reticent.
- unprepossessing — that impresses favorably; engaging or attractive: a confident and prepossessing young man.
- unprogressively — in an unprogressive manner
- untransmissible — intransmissible
- upper east side — a section of the East Side of New York City, conventionally between 57th Street and 96th Street, known for its affluence.
- vector analysis — the branch of calculus that deals with vectors and processes involving vectors.
- vermouth cassis — a mixed drink made with dry vermouth, crème de cassis, soda or mineral water, and cracked ice.
- vice-presidency — the position of a person who ranks immediately below the chief executive or head of state of a republic, esp of the US, and serves as his deputy
- vicissitudinous — a change or variation occurring in the course of something.
- viscosity index — an arbitrary scale for lubricating oils that indicates the extent of variation in viscosity with variation of temperature.
- 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
- visiting rights — the right to visit someone
- vitreous silica — silica glass
- voice synthesis — the artificial production of the human voice
- wallpaper music — music that is pleasant but not interesting, so people do not pay much attention to it
- water-resistant — resisting though not entirely preventing the penetration of water.
- well-considered — thought about or decided upon with care: a considered opinion.
- well-positioned — condition with reference to place; location; situation.
- widow's pension — (in the British National Insurance scheme) a weekly payment made to a widow
- window dressing — the art, act, or technique of trimming the display windows of a store.
- window-dressing — the art, act, or technique of trimming the display windows of a store.
- winter resident — a person who spends the winter in a particular place
- witch of agnesi — a plane curve symmetrical about the y- axis and asymptotic to the x- axis, given by the equation x 2 y =4 a 2 (2 a − y).
- word processing — writing, editing, and production of documents, as letters, reports, and books, through the use of a computer program or a complete computer system designed to facilitate rapid and efficient manipulation of text. Abbreviation: WP.