19-letter words containing u, n, h, r
- henry david thoreau — Henry David, 1817–62, U.S. naturalist and author.
- hermitian conjugate — adjoint (def 2).
- hexafluoroplatinate — (chemistry) The univalent anion PtF6- prepared by reacting platinum hexafluoride with certain metals or other elements.
- high-bush cranberry — cranberry bush
- house of correction — a place for the confinement and reform of persons convicted of minor offenses and not regarded as confirmed criminals.
- house of councilors — the upper house of the Japanese diet.
- household insurance — an arrangement in which you pay money to a company, and they pay money to you if your household goods are stolen or damaged
- hudson river school — a group of American painters of the mid-19th century whose works are characterized by a highly romantic treatment of landscape, especially along the Hudson River.
- human rights abuses — acts that contravene human rights
- human rights record — the facts that are known about the tendency of a country, regime, etc, to observe and protect human rights
- huntington's chorea — a hereditary disease of the central nervous system characterized by brain deterioration and loss of control over voluntary movements, the symptoms usually appearing in the fourth decade of life.
- hydropneumatization — utilization of air pressure in the housing of a water turbine to keep the level of water that has been used from rising to interfere with the rotor blades.
- hydroxydaunorubicin — Doxorubicin.
- hyperbolic function — a function of an angle expressed as a relationship between the distances from a point on a hyperbola to the origin and to the coordinate axes, as hyperbolic sine or hyperbolic cosine: often expressed as combinations of exponential functions.
- hyperfine structure — the splitting of the lines of an atomic spectrum, produced by the angular momentum of the nucleus of the atom.
- immunocytochemistry — the detection of chemical components of cells by means of antibodies coupled to substances that can be made visible.
- induction hardening — a process in which the outer surface of a metal component is rapidly heated by means of induced eddy currents. After rapid cooling the resulting phase transformations produce a hard wear-resistant skin
- industrial-strength — unusually strong, potent, or the like: heavy-duty: an industrial-strength soap.
- iphigenia in tauris — a drama (413? b.c.) by Euripides.
- junior bantamweight — a boxer weighing up to 115 pounds (51.7 kg), between flyweight and bantamweight.
- junior middleweight — a boxer weighing up to 154 pounds (69.3 kg), between welterweight and middleweight.
- junior welterweight — a boxer weighing up to 140 pounds (63 kg), between lightweight and welterweight.
- lift the curtain on — to begin
- lighten sb's burden — If someone or something lightens your burden or your load, they make a bad or difficult situation better for you.
- lightning conductor — A lightning conductor is a long thin piece of metal on top of a building that attracts lightning and allows it to reach the ground safely.
- lumholtz's kangaroo — boongary.
- luteinizing hormone — LH.
- machine instruction — (programming) The smallest element of a machine code program.
- magnesium hydroxide — a white, crystalline, slightly water-soluble powder, Mg(OH) 2 , used chiefly in medicine as an antacid and as a laxative.
- manchester autocode — (language, history) The predecessor of Mercury Autocode.
- mary mcleod bethune — Mary McLeod [muh-kloud] /məˈklaʊd/ (Show IPA), 1875–1955, U.S. educator and civil-rights leader.
- master of foxhounds — the person responsible for the conduct of a fox hunt and to whom all members of the hunt and its staff are responsible. Abbreviation: M.F.H.
- matthias i corvinus — ?1440–90, king of Hungary (1458–90): built up the most powerful kingdom in Central Europe. A patron of Renaissance art, he founded the Corvina library, one of the finest in Europe
- membership function — fuzzy subset
- midnight regulation — a rule or directive approved by the federal government near the end of a president’s term of office
- miniature schnauzer — one of a German breed of sturdily built terriers resembling a smaller version of the standard schnauzer, having a wiry, pepper-and-salt, black, or black-and-silver coat, a rectangular head, bushy whiskers, and a docked tail, and originally developed as a farm dog but now raised primarily as a pet.
- minimum thermometer — a thermometer designed to show the lowest temperature recorded between resettings.
- mother-of-thousands — strawberry geranium.
- muhammadan calendar — Muslim calendar.
- mulheim an der ruhr — a city in North Rhine-Westphalia, W Germany, near Essen.
- multinomial theorem — an expression of a power of a sum in terms of powers of the addends, a generalization of the binomial theorem.
- multiplexor channel — (MPX) mainframe terminology for a slow peripheral device connection, e.g. for a printer, operator console, or card reader.
- munchausen syndrome — a factitious disorder in which otherwise healthy individuals seek to hospitalize themselves with feigned or self-induced pathology in order to receive surgical or other medical treatment.
- mushroom ventilator — a ventilator having at the top of a vertical shaft a broad rounded cap that can be screwed down to close it.
- natural catastrophe — A natural catastrophe is an unexpected event, caused by nature, such as an earthquake or flood, in which there is a lot of suffering, damage, or death.
- neighbourhood watch — a scheme under which members of a community agree together to take responsibility for keeping an eye on each other's property, as a way of preventing crime
- neuropathologically — In a neuropathologic way.
- neuropsychodynamics — The theoretical synthesis of neuroscience and psychodynamics.
- next door neighbour — a person who lives in the house, flat, etc, next to one's home
- northern hog sucker — black sucker.