17-letter words containing s, i, l, o

symbolic language — a specialized language dependent upon the use of symbols for communication and created for the purpose of achieving greater exactitude, as in symbolic logic or mathematics.
synchronistically — coincidence in time; contemporaneousness; simultaneousness.
synovial membrane — anatomy: connective tissue
synthetic biology — the application of computer science techniques to create artificial biological systems
tactile corpuscle — an oval sense organ made of flattened cells and encapsulated nerve endings, occurring in hairless skin, as the tips of the fingers and toes, and functioning as a touch receptor.
teaching hospital — a hospital associated with a medical college and offering clinical and other facilities to those in various areas of medical study, as students, interns, and residents.
technical support — an advising and troubleshooting service provided by a manufacturer, typically a software or hardware developer, to its customers, often online or on the telephone.
teething problems — If a project or new product has teething problems, it has problems in its early stages or when it first becomes available.
teething troubles — Teething troubles are the same as teething problems.
telephone service — a company or public utility that provides a telephone-operating service
telescopic damper — a device with telescopic parts that reduce vibration in a motor vehicle
television lounge — a room in a hotel, guest house, etc where guests may watch television
television rights — the rights to televise something, such as a sporting event
television screen — the flat vertical surface in a television set on which pictures are shown
tell its own tale — to be self-evident
temple of artemis — the temple at Ephesus dedicated to Artemis.
terrestrial globe — the planet Earth (usually preceded by the).
the facts of life — the details of sexual behaviour and reproduction, esp as told to children
the first line of — If you refer to a method as the first line of, for example, defence or treatment, you mean that it is the first or most important method to be used in dealing with a problem.
the life and soul — a person regarded as the main source of merriment and liveliness
the lower animals — relatively simple or primitive animals and not mammals or vertebrates
the lower regions — hell
the outside world — You can use the outside world to refer to all the people who do not live in a particular place or who are not involved in a particular situation.
the plot thickens — People sometimes say 'the plot thickens' when a situation or series of events is getting more and more complicated and mysterious.
the tabloid press — (considered as a whole) newspapers with pages about 30 cm (12 inches) by 40 cm (16 inches), usually characterized by an emphasis on photographs and a concise and often sensational style
thermal diffusion — the separation of constituents, often isotopes, of a fluid under the influence of a temperature gradient.
thermal expansion — expansion caused by heat
thiopental sodium — a barbiturate, C 11 H 18 N 2 NaO 2 S, used as an anesthetic in surgery and, in psychiatry, for narcoanalysis and to stimulate recall of past events.
thiosulfuric acid — an acid, H 2 S 2 O 3 , that may be regarded as sulfuric acid with one oxygen atom replaced by sulfur.
three-dimensional — having, or seeming to have, the dimension of depth as well as width and height.
tiger swallowtail — a yellow swallowtail butterfly, Papilio glaucus, of eastern North America, having the forewings striped with black.
to lick your lips — If you lick your lips, you move your tongue across your lips as you think about or taste something pleasant.
to little purpose — with little (or no) result or effect; pointlessly
to lose your grip — If you lose your grip, you become less efficient and less confident, and less able to deal with things.
to lose your mind — If you say that someone is losing their mind, you mean that they are becoming mad.
to oil the wheels — If someone or something oils the wheels of a process or system, they help things to run smoothly and successfully.
to slip your mind — If something slips your mind, you forget it.
to the lighthouse — a novel (1927) by Virginia Woolf.
topological space — a set with a collection of subsets or open sets satisfying the properties that the union of open sets is an open set, the intersection of two open sets is an open set, and the given set and the empty set are open sets.
tortoiseshell cat — a domestic cat, especially a female one, of variegated black, yellow, and white coloring.
transmission line — a system of conductors, as coaxial cable, a wave guide, or a pair of parallel wires, used to transmit signals.
triboluminescence — luminescence produced by friction, usually within a crystalline substance.
tridimensionality — having three dimensions.
trobriand islands — a group of coral islands in the Solomon Sea, north of the E part of New Guinea: part of Papua New Guinea. Area: about 440 sq km (170 sq miles)
troilus butterfly — spicebush swallowtail.
trucial sheikdoms — an independent federation in E Arabia, formed in 1971, now comprising seven emirates on the S coast (formerly, Pirate Coast or Trucial Coast) of the Persian Gulf, formerly under British protection: Abu Dhabi, Dubai, Sharjah, Ajman, Umm al-Qaiwain, Ras al-Khaimah (joined 1972), and Fujairah. About 32,300 sq. mi. (83,657 sq. km). Capital: Abu Dhabi. Abbreviation: U.A.E.
turkish towelling — woven cloth which is used to make towels, wash cloths, etc
ultraconservative — extremely conservative, especially in politics.
ultrametamorphism — metamorphism during which the temperature of a rock exceeds its melting point.
unclassified road — a road that has not been given a grade because it is of a basic standard

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