18-letter words containing r, h, i, n
- to a grinding halt — If you describe a bad situation as grinding, you mean it never gets better, changes, or ends.
- transit theodolite — a theodolite having a telescope that can be transited.
- transmission shaft — a shaft that rotates transmitting motion from the engine to the differential gear
- triarylmethane dye — any of the class of dyes containing three aryl groups attached to a central carbon atom: used chiefly for dyeing cotton, wool, and silk.
- under the aegis of — guided or protected by
- 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.
- university heights — a city in NE Ohio, near Cleveland.
- urban homesteading — homesteading (def 2).
- vermilion rockfish — a scarlet-red rockfish, Sebastes miniatus, inhabiting waters along the Pacific coast of North America, important as a food fish.
- vulcan nerve pinch — (jargon) (Or "three-finger salute", Vulcan death grip; from the old "Star Trek" TV series via Commodore Amiga hackers) The keyboard combination that forces a soft boot or jump to ROM monitor (on machines that support such a feature). On an Amiga this is done with Ctrl/Right Amiga/Left Amiga; on IBM PCs and many microcomputers it is Ctrl/Alt/Del; on Suns, L1-A; on some Macintoshes, it is
- ! Silicon Graphics users are obviously the most dextrous however, as these machines use the five-finger combination: Left Shift/Left Ctrl/Left Alt/Keypad Divide/F12. Compare quadruple bucky. - 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.
- water on the brain — hydrocephalus.
- 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.
- western hemisphere — the western part of the terrestrial globe, including North and South America, their islands, and the surrounding waters.
- westinghouse brake — a railroad air brake operated by compressed air.
- wheelchair housing — housing designed or adapted for a chairbound person
- whispering gallery — a space or gallery beneath a dome or broad arch in which low sounds produced at any of certain points are clearly audible at certain other distant points.
- white iron pyrites — marcasite
- white man's burden — the alleged duty of white colonizers to care for nonwhite indigenous subjects in their colonial possessions.
- 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
- whitewater rafting — the sport of rafting down fast-flowing rivers, esp over rapids
- wilson's phalarope — a phalarope, Phalaropus tricolor, that breeds in the prairie regions of North America and winters in Argentina and Chile.
- wireless telephone — Now Rare. radiotelephony.
- wireless telephony — Now Rare. radiotelephony.
- with flying colors — with flying colors, with an overwhelming victory, triumph, or success: He passed the test with flying colors.
- work out the kinks — If someone works out the kinks in a situation, they resolve the problems associated with it.
- working hypothesis — See under hypothesis (def 1).
- world championship — an international competition in a particular sport or activity for people all around the world
- writ of attachment — a document by which a court orders the seizing of property in order to ensure satisfaction of a judgement
- xenon hexafluoride — a colorless, crystalline compound, XeF 6 , that melts at 50°C to a yellow liquid, and boils at 75°C.