19-letter words containing l, a, i, d
- maestro di cappella — a person in charge of an orchestra, esp a private one attached to the palace of a prince in Italy during the baroque period
- malicious falsehood — a lie told by someone who knows the lie is false or knows it will do harm to the person it is concerning
- manned space flight — space travel in vehicles with a human crew
- medical certificate — a document stating the result of a satisfactory medical examination
- medical examination — physical examination
- melodic minor scale — minor scale (def 2).
- mermaid's wineglass — a colony of green algae, Acetabularia crenulata, of warm seas, having a cup-shaped cap on a slender stalk.
- mid-autumn festival — a Chinese festival that is held to celebrate the end of the summer harvest, when the crops have been gathered.
- middle palaeolithic — the period between the Lower and the Upper Palaeolithic, usually taken as equivalent to the Mousterian
- midnight regulation — a rule or directive approved by the federal government near the end of a president’s term of office
- missing fundamental — a tone, not present in the sound received by the ear, whose pitch is that of the difference between the two tones that are sounded
- mohammed ali jinnah — Mohammed Ali ("Quaid-i-Azam") 1876–1948, Muslim leader in India: first governor general of Pakistan 1947–48.
- monoclonal antibody — antibody produced by a laboratory-grown cell clone, either of a hybridoma or a virus-transformed lymphocyte, that is more abundant and uniform than natural antibody and is able to bind specifically to a single site on almost any chosen antigen or reveal previously unknown antigen sites: used as an analytic tool in scientific research and medical diagnosis and potentially important in the treatment of certain diseases. Abbreviation: MAb.
- mordvinian republic — a constituent republic of W central Russia, in the middle Volga basin. Capital: Saransk. Pop: 888 700 (2002). Area: 26 200 sq km (10 110 sq miles)
- 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.
- mount desert island — an island off the coast of E central Maine: summer resort; forms part of Acadia National Park. 14 miles (23 km) long; 8 miles (13 km) wide.
- mousseline de laine — a thin worsted fabric, often having a printed pattern.
- mucopolysaccharides — Plural form of mucopolysaccharide.
- mulheim an der ruhr — a city in North Rhine-Westphalia, W Germany, near Essen.
- multidimensionality — The property of being multidimensional.
- multimedia analysis — Multimedia analysis is the consideration of all possible risks relating to pollution and waste management.
- municipal bond fund — a mutual fund that invests in municipal bonds.
- national book award — any of several awards given annually, 1949–79, to an author whose book was judged the best in its category: administered by the Association of American Publishers. Abbreviation: NBA, N.B.A.
- national coal board — a statutory corporation set up to run Britain's nationalised coal mining industry between 1947 and 1994, at which time the industry was privatized
- new zealand spinach — a plant, Tetragonia tetragonioides, of warm regions, cultivated for its edible leaves, eaten as a vegetable.
- non-confidentiality — spoken, written, acted on, etc., in strict privacy or secrecy; secret: a confidential remark.
- non-distinguishable — to mark off as different (often followed by from or by): He was distinguished from the other boys by his height.
- nordrhein-westfalen — German name of North Rhine-Westphalia.
- norfolk island pine — a coniferous evergreen tree, Araucaria heterophylla (or A. excelsa), having whorled branches and needlelike foliage, widely cultivated as a houseplant.
- normal distribution — a theoretical frequency distribution represented by a normal curve.
- nuclear disarmament — the gradual reduction and eventual elimination of all nuclear weapons in the world
- oak-leaved geranium — a geranium, Pelargonium quercifolium, of southern Africa, having oaklike leaves with purple veins and sparse clusters of purple flowers with darker markings.
- occupational hazard — a danger or hazard to workers that is inherent in a particular occupation: Silicosis is an occupational hazard of miners.
- old church slavonic — the oldest attested Slavic language, an ecclesiastical language written first by Cyril and Methodius in a Bible translation of the 9th century and continued in use for about two centuries. It represents the South Slavic, Bulgarian dialect of 9th-century Salonika with considerable addition of other South and West Slavic elements. Abbreviation: OCS.
- old english pattern — a spoon pattern having a stem curving backward at the end.
- old spanish customs — irregular practices among a group of workers to gain increased financial allowances, reduced working hours, etc
- olive-backed thrush — Swainson's thrush.
- on pins and needles — a tingly, prickly sensation in a limb that is recovering from numbness.
- optical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
- optical mark reader — (hardware) (OMR) A special scanning device that can read carefully placed pencil marks on specially designed documents. OMR is frequenty used in forms, questionnaires, and answer-sheets.
- over-commercialized — to make commercial in character, methods, or spirit.
- oxidation potential — (in a galvanic cell) the potential of the electrode at which oxidation occurs.
- 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.
- paradichlorobenzene — a white, crystalline, volatile, water-insoluble solid, C 6 H 4 Cl 2 , of the benzene series, having a penetrating odor: used chiefly as a moth repellent.
- parliament building — structure housing legislative offices
- particle dispersoid — A particle dispersoid is a suspension of solid particles in a gas.
- peridental membrane — periodontal membrane.
- periodontal disease — any of various mixed bacterial infections that affect the soft tissues and bones supporting the teeth.
- peritoneal dialysis — a form of dialysis in which the peritoneum is used as an autogenous semipermeable membrane
- peroxysulfuric acid — persulfuric acid (def 1).