20-letter words containing h, i, e, r, o, n
- chromatic aberration — a defect in a lens system in which different wavelengths of light are focused at different distances because they are refracted through different angles. It produces a blurred image with coloured fringes
- chrono-logical order — the arrangement of things following one after another in time: Put these documents in chronological order.
- church commissioners — a group of representatives of Church and State that administers the endowments and property of the Church of England
- clinical thermometer — a finely calibrated thermometer for determining the temperature of the body, usually placed under the tongue, in the armpit, or in the rectum
- collective ownership — ownership by a group for the benefit of members of that group
- communication theory — information theory.
- comprehensive school — a secondary school for children of all abilities from the same district
- contact metamorphism — localized metamorphism resulting from the heat of an igneous intrusion.
- convective discharge — the repulsion of ions of a gas by a highly charged body, creating a discernible wind.
- council of the reich — the Reichsrat.
- craniosacral therapy — a form of therapy for various disorders in which the therapist manipulates the bones of the skull
- cut the gordian knot — to find a quick, bold solution for a perplexing problem
- deep vein thrombosis — Deep vein thrombosis is a serious medical condition caused by blood clots in the legs moving up to the lungs. The abbreviation DVT is also used.
- deep-vein thrombosis — a condition in which a blood clot forms in a vein deep beneath the skin, typically in the leg or pelvic area: Immobility and lack of exercise are risk factors for deep-vein thrombosis.
- 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
- difference threshold — the minimum difference between two stimuli that is just detectable by a person
- 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
- dressed to the nines — a cardinal number, eight plus one.
- early modern english — the English language represented in printed documents of the period starting with Caxton (1476) and ending with Dryden (1700).
- eight queens problem — eight queens puzzle
- electrohydrodynamics — (physics) the study of the dynamics of electrically conducting fluid.
- elephant in the room — an obvious truth deliberately ignored by all parties in a situation
- elizabeth of hungary — Saint. 1207–31, Hungarian princess who devoted herself to charity and asceticism. Feast day: Nov 17 and 19
- environmental health — the issues dealt with by the Environmental Health Department of a local authority, such as prevention of the spread of communicable diseases, food safety and hygiene, control of infestation by insects or rodents, etc
- erythema infectiosum — a mild infectious disease of childhood, caused by a virus, characterized by fever and a red rash spreading from the cheeks to the limbs and trunk
- feather in one's cap — one of the horny structures forming the principal covering of birds, consisting typically of a hard, tubular portion attached to the body and tapering into a thinner, stemlike portion bearing a series of slender, barbed processes that interlock to form a flat structure on each side.
- fermentation alcohol — alcohol (def 1).
- fermentation-alcohol — Also called ethyl alcohol, grain alcohol, ethanol, fermentation alcohol. a colorless, limpid, volatile, flammable, water-miscible liquid, C 2 H 5 OH, having an etherlike odor and pungent, burning taste, the intoxicating principle of fermented liquors, produced by yeast fermentation of certain carbohydrates, as grains, molasses, starch, or sugar, or obtained synthetically by hydration of ethylene or as a by-product of certain hydrocarbon syntheses: used chiefly as a solvent in the extraction of specific substances, in beverages, medicines, organic synthesis, lotions, tonics, colognes, rubbing compounds, as an automobile radiator antifreeze, and as a rocket fuel. Compare denatured alcohol, methyl alcohol.
- fight for one's life — Someone who is fighting for their life is making a great effort to stay alive, either when they are being physically attacked or when they are very ill.
- first-person shooter — a type of video game in which the player assumes the field of vision of the protagonist, so that the game camera includes the character's weapon, but the rest of the character model is not seen. Abbreviation: FPS.
- florence nightingale — Florence ("the Lady with the Lamp") 1820–1910, English nurse: reformer of hospital conditions and procedures; reorganizer of nurse's training programs.
- for all one is worth — good or important enough to justify (what is specified): advice worth taking; a place worth visiting.
- forty-ninth parallel — an informal name for the Canadian border with the USA, which is in part delineated by the parallel line of latitude at 49°N
- fourth international — a loose federation of small groups of radical socialists formed in 1936 under the leadership of Leon Trotsky and hostile to the Soviet Union. Compare international (def 6).
- friends of the earth — an organization of environmentalists and conservationists whose aim is to promote the sustainable use of the earth's resources
- frosting on the cake — a sweet mixture, cooked or uncooked, for coating or filling cakes, cookies, and the like; icing.
- generative phonology — a theory of phonology that uses a set of rules to derive phonetic representations from abstract underlying forms.
- gill-over-the-ground — ground ivy.
- give one's right arm — to be prepared to make any sacrifice
- give someone the air — a mixture of nitrogen, oxygen, and minute amounts of other gases that surrounds the earth and forms its atmosphere.
- go against the grain — If you say that an idea or action goes against the grain, you mean that it is very difficult for you to accept it or do it, because it conflicts with your previous ideas, beliefs, or principles.
- good neighbor policy — a diplomatic policy of the U.S., first presented in 1933 by President Franklin Roosevelt, for the encouragement of friendly relations and mutual defense among the nations of the Western Hemisphere.
- 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)
- greenwich hour angle — hour angle measured from the meridian of Greenwich, England.
- harmonic minor scale — minor scale (def 1).
- harmonic progression — a series of numbers the reciprocals of which are in arithmetic progression.