19-letter words containing a, r, m, h
- master of the rolls — (in England and Wales) the judge who presides over the Court of Appeal (Civil Division) and who was formerly Keeper of the Records at the Public Record Office
- 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
- maximum thermometer — a thermometer designed to show the highest temperature recorded between resettings.
- mayor of the palace — one of a line of hereditary administrative lieutenants to the Merovingian kings who eventually took over royal function and title in the Frankish kingdoms; a palatine.
- mechanical-engineer — the branch of engineering dealing with the design and production of machinery.
- metaphosphoric acid — an acid, HPO 3 , derived from phosphorous pentoxide, and containing the smallest amount of water of the phosphoric acids.
- metatarsophalangeal — (anatomy) Relating to the metatarsus and phalange.
- methyl methacrylate — a colorless, volatile, flammable, water-insoluble, liquid, unsaturated ester, C 5 H 8 O 2 , that polymerizes readily to a clear plastic.
- midnight regulation — a rule or directive approved by the federal government near the end of a president’s term of office
- military pentathlon — an athletic contest comprising five different events, a 300-meter freestyle swim, a 4000-meter cross-country run, a 5000-meter equestrian steeplechase, épée fencing, and pistol target-shooting at 25 meters, the winner being the contestant with the highest total score.
- 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.
- mischaracterization — The act of characterizing something in an inaccurate or misleading way.
- missouri meerschaum — corncob (def 2).
- mohammed zahir shah — 1914–2007, king of Afghanistan 1933–73.
- molar heat capacity — the heat capacity of one mole of a substance.
- more often than not — usually
- moses-in-the-cradle — a plant, Rhoeo spathacea, native to the West Indies and Central America, having leaves with purple undersides and white flowers enclosed in a boat-shaped envelope formed by two bracts.
- mother-in-law plant — a West Indian foliage plant, Dieffenbachia seguine, of the arum family, having yellow-blotched leaves that cause temporary speechlessness when chewed.
- mother-of-thousands — strawberry geranium.
- motivation research — the application of the knowledge and techniques of the social sciences, especially psychology and sociology, to understanding consumer attitudes and behavior: used as a guide in advertising and marketing.
- mouse-ear chickweed — any of various similar and related plants of the genus Cerastium
- mucopolysaccharides — Plural form of mucopolysaccharide.
- 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.
- nail polish remover — solvent for removing nail polish
- napierian logarithm — natural logarithm.
- nernst heat theorem — the principle that reactions in crystalline solids involve changes in entropy that tend to zero as the temperature approaches absolute zero
- neuropsychodynamics — The theoretical synthesis of neuroscience and psychodynamics.
- neville chamberlain — (Arthur) Neville, 1869–1940, British statesman: prime minister 1937–40.
- north valley stream — a town on W Long Island, in SE New York.
- not worth a crumpet — utterly worthless
- on someone's hammer — persistently demanding and critical of someone
- oriental fruit moth — a moth, Grapholitha molesta, introduced into the U.S. from Asia, the larvae of which infest and feed on the twigs and fruits of peach, plum, and related trees.
- over someone's head — the upper part of the body in humans, joined to the trunk by the neck, containing the brain, eyes, ears, nose, and mouth.
- palisade parenchyma — the upper layer of ground tissue in a leaf, consisting of elongated cells beneath and perpendicular to the upper epidermis and constituting the primary area of photosynthesis.
- paraphase amplifier — an amplifier that produces a push-pull output from a single input.
- parasympathomimetic — having an effect similar to that produced when the parasympathetic nervous system is stimulated
- parathyroid hormone — a polypeptide hormone, produced in the parathyroid glands, that helps regulate the blood levels of calcium and phosphate. Abbreviation: PTH.
- paumotu archipelago — Tuamotu Archipelago.
- phenylpropanolamine — a substance, C 9 H 1 3 NO, related to ephedrine and amphetamine, available in various popular nonprescription diet aids as an appetite suppressant.
- phenylthiocarbamide — a crystalline, slightly water-soluble solid, C 6 H 5 NHCSNH 2 , that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.
- photographic memory — total recall
- photopolymerization — polymerization induced by light.
- physical impairment — A physical impairment is a condition in which a part of a person's body is damaged or is not working properly.
- physically impaired — with reduced or weakened physical capacity
- pistachio ice cream — ice cream flavoured with pistachios