20-letter words containing h, a, i, r, d, o
- a drop in the bucket — an amount very small in relation to what is needed or desired
- a safe pair of hands — If you say that someone is or has a safe pair of hands, you mean that they are reliable and will not make any serious mistakes.
- admiral of the fleet — an officer of the highest rank in the Royal Navy, equivalent to field marshal
- adrenocorticotrophic — stimulating the adrenal cortex
- adrenocorticotrophin — (hormone) adrenocorticotropic hormone.
- africanized honeybee — killer bee.
- after-hours drinking — drinking in a pub after its legal closing time
- aluminum borohydride — a volatile liquid, Al(BH 4) 3 , that ignites spontaneously in air and reacts vigorously with water to form hydrogen, used chiefly in organic synthesis.
- antidandruff shampoo — a shampoo that prevents or treats dandruff
- antidiuretic hormone — vasopressin. Abbreviation: ADH.
- antimony oxychloride — a white, water-insoluble powder, SbOCl, used chiefly in the manufacture of antimony salts.
- apollonius of rhodes — 3rd century bc, Greek epic poet and head of the Library of Alexandria. His principal work is the four-volume Argonautica
- baptism for the dead — the baptism of a living person in the place of and for the sake of one who has died unbaptized: now practiced chiefly by Mormons.
- beaverhead mountains — a mountain range on the border of E Idaho and SW Montana, in the Bitterroot Range. 10,961 feet (3343 meters).
- belgian shepherd dog — a medium-sized well-proportioned dog of a breed that resembles an Alsatian in appearance and is often used as a sheepdog or a guard dog
- benzene hexachloride — a compound, C6H6Cl6, used as an insecticide
- black-throated diver — a diving bird, Gavia arctica, found in Europe and Asia, and a rare summer visitor to the UK
- broaden o's/the mind — If an experience broadens your mind, it makes you more willing to accept other people's beliefs and customs.
- carbohydrate loading — the practice of eating high amounts of carbohydrates, sometimes after a period of low carbohydrate intake, for several days immediately before competing in an athletic event, especially a marathon, in order to store glycogen in the body, thereby providing greater reserves of energy.
- carbon tetrachloride — a colourless volatile nonflammable sparingly soluble liquid made from chlorine and carbon disulphide; tetrachloromethane. It is used as a solvent, cleaning fluid, and insecticide. Formula: CCl4
- central bedfordshire — a unitary authority of S central England. Pop: 252 100 (2007 est). Area: 712 sq km (275 sq miles)
- chapter of accidents — a series of misfortunes
- child support agency — the British government agency concerned with the welfare of children
- childhood sweetheart — a boyfriend or girlfriend from an early stage of life
- chromatic adaptation — the alteration by photosynthesizing organisms of the proportions of their photosynthetic pigments in response to the intensity and colour of the available light, as shown by algae in the littoral zone, which change from green to red as the zone is descended
- chromaticity diagram — a diagram in which values of two chromaticity coordinates are marked on a pair of rectangular axes, a point in the plane of these axes representing the chromaticity of any colour
- chrono-logical order — the arrangement of things following one after another in time: Put these documents in chronological order.
- contradistinguishing — Present participle of contradistinguish.
- convective discharge — the repulsion of ions of a gas by a highly charged body, creating a discernible wind.
- cut the gordian knot — to find a quick, bold solution for a perplexing problem
- de la madrid hurtado — Miguel [mee-gel] /miˈgɛl/ (Show IPA), 1934–2012, Mexican political leader: president 1982–88.
- demographic timebomb — a predicted shortage of school-leavers and consequently of available workers, caused by an earlier drop in the birth rate, resulting in an older workforce
- diabetic retinopathy — a disorder of the blood vessels of the retina occurring as a complication of poorly controlled diabetes mellitus and often leading to blindness.
- diamond in the rough — a diamond in its natural state
- dichloroethyl formal — a colorless liquid, C 5 H 10 O 2 Cl 2 , used chiefly as a solvent and in the manufacture of certain synthetic rubbers.
- differential housing — the casing that houses the differential of a motor vehicle
- dispersion hardening — the strengthening of an alloy as a result of the presence of fine particles in the lattice
- distribution channel — trade: retailer
- early modern english — the English language represented in printed documents of the period starting with Caxton (1476) and ending with Dryden (1700).
- electrocardiographic — Of or pertaining to an electrocardiogram (ECG) or electrocardiograph.
- electrohydrodynamics — (physics) the study of the dynamics of electrically conducting fluid.
- flight data recorder — a recording device that records relevant data during an aircraft's flight
- friends of the earth — an organization of environmentalists and conservationists whose aim is to promote the sustainable use of the earth's resources
- give a wide berth to — to keep clear of; avoid
- grand unified theory — a possible future quantum field theory that would encompass both the electroweak theory and quantum chromodynamics. Abbreviation: GUT.
- great northern diver — a large northern bird, Gavia immer, with a black-and-white chequered back and a black head and neck in summer: family Gaviidae (divers)
- grievous bodily harm — law: serious injury
- happy hunting ground — the North American Indian heaven, conceived of as a paradise of hunting and feasting for warriors and hunters.
- heston and isleworth — a former borough, now part of Hounslow, in SE England, near London.
- heteropolysaccharide — (carbohydrate) any polysaccharide formed from two or more different kinds of monosaccharide.
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