20-letter words containing a, n, o, d, y
- front-end volatility — Front-end volatility is the ability of the fractions with lower boiling points, such as butane, to evaporate at normal temperatures.
- genetically modified — biologically altered
- goldenhar's syndrome — a congenital disorder in which one side of the face is malformed, often with an enlargement of one side of the mouth. There may also be hearing loss, curvature of the spine, and mild retardation
- grand unified theory — a possible future quantum field theory that would encompass both the electroweak theory and quantum chromodynamics. Abbreviation: GUT.
- green monkey disease — Marburg disease.
- grey-crowned babbler — an insect-eating Australian bird, Pomatostomus temporalis of the family Timaliidae
- happy hunting ground — the North American Indian heaven, conceived of as a paradise of hunting and feasting for warriors and hunters.
- horizontally opposed — A horizontally opposed engine has the cylinders set horizontally at either side of the crankshaft.
- hospitality industry — the hotel and accommodation industry
- hudson's bay blanket — a woollen blanket with wide stripes
- hudson's bay company — a company chartered in England in 1670 to carry on fur trading with the Indians in North America.
- hydraulic suspension — a system of motor-vehicle suspension using hydraulic members, often with hydraulic compensation between front and rear systems (hydroelastic suspension)
- hydrodesulfurization — desulfurization by catalytic agents of the sulfur-rich hydrocarbons obtained from petroleum or the like during cracking or hydrocracking.
- hyperadrenocorticism — Cushing's syndrome.
- incorporated company — a legally constituted company
- industrial democracy — control of an organization by the people who work for it, esp by workers holding positions on its board of directors
- industrial sociology — the sociological study of social relationships and social structures in business settings.
- information industry — businesses that involve collecting and using information
- infrared photography — photography using film with an emulsion that is sensitive to infrared light, enabling it to be used in misty weather, in darkened interiors, or at night. It has applications in aerial surveys, the detection of forgeries, etc
- inventory adjustment — Inventory adjustments are increases or decreases made in inventory to account for theft, loss, breakages, and errors in the amount or number of items received.
- juno and the paycock — a play (1924) by Sean O'Casey.
- laboratory diagnosis — scientific analysis of a disease
- linearly ordered set — a set in which a relation, as “less than or equal to,” holds for all pairs of elements of the set.
- longitude by account — the longitude of the position of a vessel as estimated by dead reckoning.
- magnetohydrodynamics — the branch of physics that deals with the motion of electrically conductive fluids, especially plasmas, in magnetic fields. Abbreviation: MHD.
- megabytes per second — (unit) (MBps, MB/s) Millions of bytes per second. A unit of data rate. 1 MB/s = 1,000,000 bytes per second (not 1,048,576).
- modify a reservation — If you modify a reservation, you change a detail of a booking because someone who has booked a room has asked you to.
- multistep hydroplane — a motorship having a flat bottom built as a series of planes inclined forward, the ship planing on each from stem to stern as its speed increases.
- new democratic party — the Canadian social democratic party formed in 1961
- new england theology — Calvinism as modified and interpreted by the descendants of the Puritans in New England, especially Jonathan Edwards, becoming the dominant theology there from about 1730 to 1880.
- nonaccidental injury — damage, such as a bruise, burn, or fracture, deliberately inflicted on a child or an old person
- nondirective therapy — client-centered therapy.
- on the shady side of — beyond (a given age); older than
- ophthalmodynamometer — a device for determining the nearest point of ocular convergence.
- oxyacetylene welding — welding using an oxyacetylene burner
- parkinson's syndrome — a complex of symptoms indistinguishable from Parkinson's disease, commonly affecting boxers or sometimes occurring as a result of substance abuse or an encephalitic infection.
- personality disorder — any of a group of mental disorders characterized by deeply ingrained maladaptive patterns of behavior and personality style, which are usually recognizable as early as adolescence and are often lifelong in duration.
- phenyldiethanolamine — a white, crystalline, slightly water-soluble substance, C 1 0 H 1 5 NO 2 , used in the manufacture of dyes and in organic synthesis.
- phosphoric anhydride — phosphorus pentoxide.
- physiologic jaundice — a transitory jaundice that affects some infants for the first few days after birth.
- pickwickian syndrome — an abnormality characterized by extreme obesity accompanied by sleepiness, hypoventilation, and polycythemia.
- postal delivery zone — zone (def 10).
- powhatan confederacy — a network of Algonquian-speaking Indian settlements in Virginia that was ruled by Powhatan.
- proprietary medicine — a drug or agent manufactured and distributed under a trade name
- pseudoparenchymatous — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
- quantum bogodynamics — /kwon'tm boh"goh-di:-nam"iks/ A theory that characterises the universe in terms of bogon sources (such as politicians, used-car salesmen, TV evangelists, and suits in general), bogon sinks (such as taxpayers and computers), and bogosity potential fields. Bogon absorption causes human beings to behave mindlessly and machines to fail (and may also cause both to emit secondary bogons); however, the precise mechanics of bogon-computron interaction are not yet understood. Quantum bogodynamics is most often invoked to explain the sharp increase in hardware and software failures in the presence of suits; the latter emit bogons, which the former absorb.
- quantum field theory — any theory in which fields are treated by the methods of quantum mechanics; each field can then be regarded as consisting of particles of a particular kind, which may be created and annihilated.
- random access memory — RAM.
- random-access memory — RAM.
- raynaud's phenomenon — a secondary circulatory disorder, often associated with a primary vascular disease, characterized by changes of blood flow resulting in white, bluish, or red hands and feet