20-letter words containing t, h, u, n
- crime and punishment — a novel (1866) by Feodor Dostoevsky.
- cut one's own throat — to be the means of one's own ruin
- cut the gordian knot — to find a quick, bold solution for a perplexing problem
- diammonium phosphate — a white, crystalline, water-soluble compound, (NH 4) 2 HPO 4 , used as fertilizer, in fire extinguishers, etc.
- diamond in the rough — a diamond in its natural state
- dichotomous question — a question to which there can only be one of two answers, often "yes" or "no"
- differential housing — the casing that houses the differential of a motor vehicle
- diophantine equation — an equation involving more than one variable in which the coefficients of the variables are integers and for which integral solutions are sought.
- discounted cash flow — a technique for appraising an investment that takes into account the different values of future returns according to when they will be received
- distribution channel — trade: retailer
- eat out of sb's hand — If you have someone eating out of your hand, they are completely under your control.
- ecumenical patriarch — the patriarch of Constantinople, regarded as the highest dignitary of the Greek Orthodox Church.
- eight queens problem — eight queens puzzle
- elizabeth of hungary — Saint. 1207–31, Hungarian princess who devoted herself to charity and asceticism. Feast day: Nov 17 and 19
- epidural anaesthesia — numbing injection in the spine
- 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
- flavour of the month — If you think that something or someone is very popular at a particular time, you can say that they are flavour of the month.
- fold-and-thrust belt — a linear or arcuate region of the earth's surface that has been subjected to severe folding and thrust faulting
- fontainebleau school — a group of artists, many of them Italian and Flemish, who worked on the decorations of the palace of Fontainebleau in the 16th century.
- fourteenth amendment — an amendment to the U.S. Constitution, ratified in 1868, defining national citizenship and forbidding the states to restrict the basic rights of citizens or other persons.
- 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).
- frankfurt horizontal — Craniometry. the plane established when right and left poria and left orbitale are in the same horizontal plane.
- freefall parachuting — a variety of parachuting in which the jumper manoeuvres in free fall before opening the parachute
- full to the gunwales — completely full; full to overflowing
- fully-fitted kitchen — a kitchen fitted with units and appliances such as an oven, dishwasher, etc
- fundamental research — research carried out to deepen understanding of the fundamental or basic principles of something
- general headquarters — the headquarters of the commanding officer of a large military force. Abbreviation: GHQ, G.H.Q.
- geoffrey of monmouth — 1100?–1154, English chronicler.
- get one's hackles up — to become tense with anger; bristle
- gill-over-the-ground — ground ivy.
- glucosamine sulphate — a compound used in some herbal remedies and dietary supplements, esp to strengthen joint cartilage
- grand unified theory — a possible future quantum field theory that would encompass both the electroweak theory and quantum chromodynamics. Abbreviation: GUT.
- hampton court palace — a royal palace in Hampton, London, built in 1515 by Cardinal Wolsey
- happy hunting ground — the North American Indian heaven, conceived of as a paradise of hunting and feasting for warriors and hunters.
- hard gelatin capsule — A hard gelatin capsule is a type of capsule that is usually used to contain medicine in the form of dry powder or very small pellets.
- hate a person's guts — to dislike a person very strongly
- health questionnaire — A health questionnaire is a list of questions about someone's health issued by underwriters before accepting a person as a risk.
- helmeted guinea fowl — the common guinea fowl in its wild state.
- hexafluoroantimonate — (inorganic chemistry) The anion SbF6- or any salt containing this anion; it is used as an acidic catalyst in epoxide opening reactions.
- hierarchical routing — The complex problem of routing on large networks can be simplified by breaking a network into a hierarchy of smaller networks, where each level is responsible for its own routing. The Internet has, basically, three levels: the backbones, the mid-levels, and the stub networks. The backbones know how to route between the mid-levels, the mid-levels know how to route between the sites, and each site (being an autonomous system) knows how to route internally. See also Exterior Gateway Protocol, Interior Gateway Protocol, transit network.
- high-density housing — housing with a higher population density than the average, typically blocks of flats, and tower blocks
- hit the panic button — an alarm button for use in an emergency, as to summon help.
- hit-and-run accident — a motor-vehicle accident in which the driver leaves the scene without stopping to give assistance, inform the police, etc
- honeysuckle ornament — anthemion.
- hospitality industry — the hotel and accommodation industry
- hot under the collar — the part of a shirt, coat, dress, blouse, etc., that encompasses the neckline of the garment and is sewn permanently to it, often so as to fold or roll over.
- house of assignation — a brothel.
- houses of parliament — In Britain, the Houses of Parliament are the British parliament, which consists of two parts, the House of Commons and the House of Lords. The buildings where the British parliament does its work are also called the Houses of Parliament.
- how about something? — what is your wish, opinion, or information concerning something (or someone)?
- hudson's bay blanket — a woollen blanket with wide stripes