18-letter words containing c, h, r, i, s
- speech synthesizer — device that imitates human voice
- spherical geometry — the branch of geometry that deals with figures on spherical surfaces.
- spherical triangle — a triangle formed by arcs of great circles of a sphere.
- stoichiometrically — of or relating to stoichiometry.
- stokely carmichael — Hoagland Howard [hohg-luh nd] /ˈhoʊg lənd/ (Show IPA), ("Hoagy") 1899–1981, U.S. songwriter and musician.
- strathclyde region — a former local government region in W Scotland: formed in 1975 from Glasgow, Renfrewshire, Lanarkshire, Buteshire, Dunbartonshire, and parts of Argyllshire, Ayrshire, and Stirlingshire; replaced in 1996 by the council areas of Glasgow, Renfrewshire, East Renfrewshire, Inverclyde, North Lanarkshire, South Lanarkshire, Argyll and Bute, East Dunbartonshire, West Dunbartonshire, North Ayrshire, South Ayrshire, and East Ayrshire
- stratigraphic trap — A stratigraphic trap is a rock formation that contains hydrocarbons and is sealed by other rock formations.
- sub-saharan africa — the region of Africa to the south of the Sahara desert
- submarine sandwich — a sandwich made with a long cylindrical bread roll
- substitute teacher — educator: replaces sb temporarily
- sulfuric anhydride — sulfur trioxide.
- survival mechanism — something you or your body does automatically, in order to survive in a dangerous or unpleasant situation
- sympathetic strike — sympathy strike.
- sympathetic string — a thin wire string, as in various obsolete musical instruments, designed to vibrate sympathetically with the bowed or plucked strings to reinforce the sound.
- synthetic geometry — elementary geometry, as distinct from analytic geometry.
- technical reserves — Technical reserves are amounts of money set aside to pay for underwriting liabilities.
- technical sergeant — a noncommissioned officer ranking below a master sergeant and above a staff sergeant.
- the baptist church — any of various Protestant churches that believe in the baptism of believers
- the cat's whiskers — a person or thing that is excellent or superior
- the coast is clear — If you say that the coast is clear, you mean that there is nobody around to see you or catch you.
- the practicalities — the real facts or details of a situation, as opposed to its theoretical aspects
- the uncircumcision — the gentiles
- thermoluminescence — phosphorescence produced by the heating of a substance.
- thioarsenious acid — any of a group of hypothetical acids, H3AsS3, HAsS2, and H4As2S5, known only in the forms of their salts
- thiosulphuric acid — an unstable acid known only in solutions and in the form of its salts. Formula: H2S2O3
- thirty-second note — a note having 1/32 of the time value of a whole note; demi-semiquaver.
- thirty-second rest — a rest equal in value to a thirty-second note.
- threatened species — a species likely, in the near future, to become an endangered species within all or much of its range.
- triphosphoric acid — the hypothetical acid H 5 P 3 O 10 , known chiefly by its salts.
- vermilion rockfish — a scarlet-red rockfish, Sebastes miniatus, inhabiting waters along the Pacific coast of North America, important as a food fish.
- warehouse capacity — the amount of storage space in a warehouse
- wernicke's aphasia — a type of aphasia caused by a lesion in Wernicke's area of the brain and characterized by grammatical but more or less meaningless speech and an apparent inability to comprehend speech.
- wheelchair housing — housing designed or adapted for a chairbound person
- whittaker chambers — Robert, 1802–71, Scottish publisher and editor.
- with flying colors — with flying colors, with an overwhelming victory, triumph, or success: He passed the test with flying colors.
- world championship — an international competition in a particular sport or activity for people all around the world
- yelloweye rockfish — a red rockfish, Sebastes ruberrimus, of waters along the Pacific coast of North America, having eyes that are yellow and possessed of strong, sawlike bony ridges on the head.