17-letter words containing l, u, r, c, h
- homeland security — national defence
- horticulturalists — Plural form of horticulturalist.
- household cavalry — (in Britain) cavalry units forming part of the ceremonial guard of the monarch.
- huygens principle — the principle that all points on a wave front of light are sources of secondary waves and that surfaces tangential to these waves define the position of the wave front at any point in time.
- hydraulic circuit — a circuit through which water or another liquid, instead of electric current, flows, but which otherwise operates in the same way as an electric circuit
- hydrofluoric acid — a colorless, fuming, corrosive liquid, HF, an aqueous solution of hydrogen fluoride, used chiefly for etching glass.
- hydrofluorocarbon — Any of a class of partly chlorinated and fluorinated hydrocarbons, used as an alternative to chlorofluorocarbons in foam production, refrigeration, and other processes.
- hyperintellectual — appealing to or engaging the intellect: intellectual pursuits.
- hypochlorous acid — a weak, unstable acid, HOCl, existing only in solution and in the form of its salts, used as a bleaching agent and disinfectant.
- industrial school — a school for teaching one or more branches of industry; trade or vocational school.
- julian of norwich — ?1342–?1413, English mystic and anchoress: best known for the Revelations of Divine Love describing her visions
- lithium carbonate — a colorless crystalline compound, Li 2 CO 3 , slightly soluble in water: used in ceramic and porcelain glazes, pharmaceuticals, and luminescent paints.
- maurice chevalier — Maurice (Auguste) [maw-rees aw-guh st;; French moh-rees oh-gyst] /mɔˈris ˈɔ gəst;; French moʊˈris oʊˈgüst/ (Show IPA), 1888–1972, French actor and singer.
- medicochirurgical — pertaining to medicine and surgery.
- mercuric chloride — a white, crystalline, water-soluble, strongly acrid, highly poisonous solid, HgCl 2 , prepared by sublimation of chlorine with mercury, and used chiefly as an antiseptic.
- mercuric sulphide — a compound of mercury, usually existing as a black solid (metacinnabarite) or a red solid (cinnabar or vermilion), which is used as a pigment. Formula: HgS
- millennial church — the church of the Shakers.
- modulo arithmetic — modular arithmetic
- monarch butterfly — a large, deep-orange butterfly, Danaus plexippus, having black and white markings, the larvae of which feed on the leaves of milkweed.
- muscle dysmorphia — a mental disorder primarily affecting males, characterized by obsessions about a perceived lack of muscularity, leading to compulsive exercising, use of anabolic steroids, etc. Compare body dysmorphic disorder.
- nathaniel currier — Nathaniel, 1813–88, U.S. lithographer. Compare Ives (def 4).
- natural harmonics — harmonics of a note produced on a stringed instrument by lightly touching an open or unstopped sounded string.
- natural hat trick — three goals scored in succession by one player in one game or one period.
- neuropathological — (medicine) Of, pertaining to, or arising from neuropathology, the pathology of nerve tissue.
- neuropharmacology — the branch of pharmacology concerned with the effects of drugs on the nervous system.
- neuropsychologist — A neurologist or psychologist whose speciality is neuropsychology.
- nicholas bourbaki — the pseudonym of a group of mainly French mathematicians that, since 1939, has been producing a monumental work on advanced mathematics, Eléments de Mathématique
- nuclear chemistry — the branch of chemistry concerned with nuclear reactions
- nuclear threshold — the point in war at which a combatant brings nuclear weapons into use
- perpetual spinach — a variety of spinach that keeps producing edible leaves
- phonological rule — an operation in generative phonology that substitutes one sound or class of sounds for another in a phonological derivation.
- pincushion flower — scabious2 (def 1).
- polymorphonuclear — (of a leukocyte) having a lobulate nucleus.
- pseudepigraphical — certain writings (other than the canonical books and the Apocrypha) professing to be Biblical in character.
- pseudo-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- purple chokeberry — See under chokeberry (def 1).
- purple shore crab — any of numerous crabs that live along the shoreline between the tidemarks, as Hemigrapsus nudus (purple shore crab) of the Pacific coast of North America.
- push-pull circuit — a circuit using two similar electronic devices, such as matched valves, made to operate 180° out of phase with each other
- republic of china — People's Republic of, a country in E Asia. 3,691,502 sq. mi. (9,560,990 sq. km). Capital: Beijing.
- republic-of-china — People's Republic of, a country in E Asia. 3,691,502 sq. mi. (9,560,990 sq. km). Capital: Beijing.
- reticulate python — a python, Python reticulatus, of southeastern Asia and the East Indies, sometimes growing to a length of 32 feet (10 meters): usually considered to be the largest snake in the world.
- roll with a punch — to move in the same direction as a punch thrown at one so as to lessen its force
- run out the clock — to maintain control of the ball in the closing minutes of a game
- school counsellor — a counsellor who is based in a school
- school playground — school's outdoor recreation area
- scrophulariaceous — belonging to the Scrophulariaceae, the figwort family of plants.
- shirt-tail cousin — a distant cousin
- socratic elenchus — the drawing out of the consequences of a position in order to show them to be contrary to some accepted position
- spruce gall aphid — any of various homopterous insects of the family Adelgidae, as Adelges abietis (spruce gall aphid) and Pineus pinifoliae (pine leaf aphid) that feed and form galls on conifers.
- square the circle — a rectangle having all four sides of equal length.