18-letter words containing f, r, o, n, t, l
- standard of living — a grade or level of subsistence and comfort in everyday life enjoyed by a community, class, or individual: The well-educated generally have a high standard of living.
- standoff insulator — a type of insulator that supports an electrical conductor at a distance from other elements or surfaces.
- stirling's formula — a relation that approximates the value of n factorial (n!), expressed as .
- strait of magellan — a strait between the mainland of S South America and Tierra del Fuego, linking the S Pacific with the S Atlantic. Length: 600 km (370 miles). Width: up to 32 km (20 miles)
- sugarloaf mountain — a mountain in SE Brazil in Rio de Janeiro, at the entrance to Guanabara Bay. 1280 feet (390 meters).
- telford and wrekin — a unitary authority in W Central England, in Shropshire. Pop: 160 300 (2003 est). Area: 289 sq km (112 sq miles)
- 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.
- 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.
- traffic controller — a person whose job is to control the flow of air traffic
- 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
- turn in on oneself — to withdraw or cause to withdraw from contact with others and become preoccupied with one's own problems
- ultralow frequency — an electromagnetic wave with a frequency between 300 and 3000 hertz. Abbreviation: ULF, ulf.
- uriniferous tubule — a urine-bearing tubule in a nephron of a kidney.
- 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.