17-letter words containing h, a, c, i, o
- snatch one's time — to leave a job, taking whatever pay is due
- social psychology — the psychological study of social behavior, especially of the reciprocal influence of the individual and the group with which the individual interacts.
- socratic elenchus — the drawing out of the consequences of a position in order to show them to be contrary to some accepted position
- sodium bichromate — a red or orange crystalline, water-soluble solid, Na 2 Cr 2 O 7 ⋅2H 2 O, used as an oxidizing agent in the manufacture of dyes and inks, as a corrosion inhibitor, a mordant, a laboratory reagent, in the tanning of leather, and in electroplating.
- sodium dichromate — a red or orange crystalline, water-soluble solid, Na 2 Cr 2 O 7 ⋅2H 2 O, used as an oxidizing agent in the manufacture of dyes and inks, as a corrosion inhibitor, a mordant, a laboratory reagent, in the tanning of leather, and in electroplating.
- south west africa — a former name of Namibia.
- south-west africa — a former name of Namibia.
- spaghettification — the theoretical stretching of an object as it encounters extreme differences in gravitational forces, especially those associated with a black hole.
- special schooling — the system of educating children with special needs in schools designed to meet their needs
- spectroheliograph — an apparatus for making photographs of the sun with a monochromatic light to show the details of the sun's surface and surroundings as they would appear if the sun emitted only that light.
- spherical polygon — a closed figure formed by arcs of great circles on a spherical surface.
- spit in the ocean — a variety of poker in which four cards are dealt face down to each player and one card, forming the fifth for all hands, is dealt face up in the center of the table, the exposed card and others of its denomination being wild cards.
- spoonbill catfish — flathead catfish.
- stannous chloride — a white, crystalline, water-soluble solid, SnCl 2 ⋅2H 2 O, used chiefly as a reducing and tinning agent, and as a mordant in dyeing with cochineal.
- steamship company — a company which has a fleet of steamships
- stochastic matrix — a square matrix with positive entries totaling 1 in each row.
- support mechanism — any formal system or method of providing support or assistance
- swaddling clothes — cloth for wrapping around a baby
- switching station — A switching station is equipment used to tie together two or more electric circuits through switches.
- synchronistically — coincidence in time; contemporaneousness; simultaneousness.
- teacher education — training to become a teacher, usually at an institution of higher education
- 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.
- teaching software — computer software for use in providing online education
- technical college — school of further and vocational education
- technical offence — an action which is prohibited by law, but for which no blame can be attached to the person who commits it
- 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.
- the bag of tricks — every device; everything
- the carboniferous — the Carboniferous period or rock system
- the confederation — the original 13 states of the United States of America constituted under the Articles of Confederation and superseded by the more formal union established in 1789
- the facts of life — the details of sexual behaviour and reproduction, esp as told to children
- the glacial epoch — the Pleistocene Epoch
- the neolithic age — the last part of the Stone Age, where metal tools became widespread
- the olympic flame — the flame that is symbolically lit at the site of the ancient Olympics in Olympia and transported by relay to the place where the Olympic Games are to be held. It is used to ignite a fire in a cauldron that will burn throughout the Games
- the south pacific — the part of the Pacific Ocean to the south of the equator
- theatricalization — to put into dramatic or theatrical form; dramatize.
- thematic approach — teaching organized by theme rather than by school subject
- therapeutic touch — the laying on of hands by a healer
- thermocoagulation — the coagulation of tissue by heat-producing high-frequency electric currents, used therapeutically to remove small growths or to create specific lesions in the brain.
- thiosulfuric acid — an acid, H 2 S 2 O 3 , that may be regarded as sulfuric acid with one oxygen atom replaced by sulfur.
- third commandment — “Thou shalt not take the name of the Lord thy God in vain”: third of the Ten Commandments.
- throat microphone — a microphone worn around the throat and actuated by vibrations of the larynx, used when background noise would obscure the sound of speech, as in an airplane cockpit.
- to strike a chord — If something strikes a chord with you, it makes you feel sympathy or enthusiasm.
- tortoiseshell cat — a domestic cat, especially a female one, of variegated black, yellow, and white coloring.
- travancore-cochin — a former Indian state that was a merger of Travancore and Cochin, two former princely states of India, and which became part of Kerala state in 1956
- trick photography — photography that creates an illusion
- 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.
- ts'ao hsueh-ch'in — (Ts'ao Chan) c1717–63, Chinese novelist: author of The Dream of the Red Chamber.
- upper paleolithic — See under Paleolithic.
- victoriano huerta — Victoriano [beek-taw-ryah-naw] /ˌbik tɔˈryɑ nɔ/ (Show IPA), 1854–1916, Mexican general: provisional president of Mexico 1913–14.
- vocational school — a school offering instruction in one or more skilled or semiskilled trades or occupations.