18-letter words containing f, r, o, n, t
- sugarloaf mountain — a mountain in SE Brazil in Rio de Janeiro, at the entrance to Guanabara Bay. 1280 feet (390 meters).
- symmetric function — a polynomial in several indeterminates that stays the same under any permutation of the indeterminates.
- telford and wrekin — a unitary authority in W Central England, in Shropshire. Pop: 160 300 (2003 est). Area: 289 sq km (112 sq miles)
- terms of reference — Terms of reference are the instructions given to someone when they are asked to consider or investigate a particular subject, telling them what they must deal with and what they can ignore.
- the bird has flown — the person in question has fled or escaped
- think the world of — the earth or globe, considered as a planet.
- thorfinn karlsefni — 980–after 1007, Icelandic navigator, explorer, and leader of early colonizing expedition to Vinland, in North America.
- thrift-institution — economical management; economy; frugality.
- throw oneself into — to propel or cast in any way, especially to project or propel from the hand by a sudden forward motion or straightening of the arm and wrist: to throw a ball.
- to-ing and fro-ing — If you say that there is a lot of to-ing and fro-ing, you mean that the same actions or movements or the same arguments are being repeated many times.
- torsion-free group — a group in which every element other than the identity has infinite order.
- traffic controller — a person whose job is to control the flow of air traffic
- transmission shaft — a shaft that rotates transmitting motion from the engine to the differential gear
- transmogrification — to change in appearance or form, especially strangely or grotesquely; transform.
- transrectification — rectification occurring in one circuit as a result of the application of an alternating voltage to another circuit.
- treaty of waitangi — a treaty signed in 1840 by Māori chiefs and a representative of the British Government, providing the basis for the British annexation of New Zealand
- triangle of forces — a triangle whose sides represent the magnitudes and directions of three forces whose resultant is zero and which are therefore in equilibrium
- tune someone grief — to annoy or harass someone
- turn in on oneself — to withdraw or cause to withdraw from contact with others and become preoccupied with one's own problems
- two-tier financing — a form of lending in which the debt is divided into two separate parts, as in a first and second mortgage held by an individual on a single property
- ultralow frequency — an electromagnetic wave with a frequency between 300 and 3000 hertz. Abbreviation: ULF, ulf.
- under the aegis of — guided or protected by
- unfair competition — acts done by a seller to confuse or deceive the public with intent to acquire a larger portion of the market, as by cutting prices below cost, misleading advertising, selling a spurious product under a false identity, etc.
- unification church — a religious sect that combines elements of Protestantism and Buddhism, founded by the Rev. Sun Myung Moon in 1954: many of its members live in communes sponsored by the sect.
- uriniferous tubule — a urine-bearing tubule in a nephron of a kidney.
- visiting professor — a professor from another institution invited to teach at a university or college for a limited period, usually for a semester or one academic year.
- warrant of fitness — a six-monthly certificate required for motor vehicles certifying mechanical soundness
- water of hydration — the portion of a hydrate that is represented as, or can be expelled as, water: now usually regarded as being in true molecular combination with the other atoms of the compound, and not existing in the compound as water.
- white-faced hornet — any large, stinging paper wasp of the family Vespidae, as Vespa crabro (giant hornet) introduced into the U.S. from Europe, or Vespula maculata (bald-faced hornet or white-faced hornet) of North America.
- white-fronted tern — a coastal bird of New Zealand and SE Australia, Sterna striata, with a long black bill, a white breast, and a forked tail
- wingback formation — single wingback formation.
- with flying colors — with flying colors, with an overwhelming victory, triumph, or success: He passed the test with flying colors.
- woman of the world — a woman experienced and sophisticated in the ways and manners of the world, especially the world of society.
- writ of assistance — a writ issued by a superior colonial court authorizing officers of the British crown to summon aid and enter and search any premises.
- writ of attachment — a document by which a court orders the seizing of property in order to ensure satisfaction of a judgement
- zone of saturation — the ground below the water table