19-letter words containing a, d, u, n, t
- henry david thoreau — Henry David, 1817–62, U.S. naturalist and author.
- hop, step, and jump — triple jump.
- human rights record — the facts that are known about the tendency of a country, regime, etc, to observe and protect human rights
- 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.
- indemnity insurance — insurance covering against damage or loss
- index expurgatorius — a list of books now included in the Index Librorum Prohibitorum, forbidden to be read except from expurgated editions.
- index-tracking fund — an investment fund that is administered so that its value changes in line with a given share index
- indian paint fungus — a common woody hoof-shaped fungus, Echinodontium tinctorium, found on conifers in western North America and believed to have been used as a dye by Pacific Northwest Indians.
- individualistically — a person who shows great independence or individuality in thought or action.
- 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
- inductive reactance — the opposition of inductance to alternating current, equal to the product of the angular frequency of the current times the self-inductance. Symbol: X L.
- industrial accident — an accident that happens to an employee of an industrial company during the course of their work
- industrial capacity — the amount of resources (workforce, factories, etc) present in a place that will enable an industry or industries to produce goods
- industrial medicine — the study and practice of the health care of employees of large organizations, including measures to prevent accidents, industrial diseases, and stress in the workforce and to monitor the health of executives
- industrial tribunal — (in Northern Ireland and formerly elsewhere in the UK) a tribunal that rules on disputes between employers and employees regarding unfair dismissal, redundancy, etc
- industrial-strength — unusually strong, potent, or the like: heavy-duty: an industrial-strength soap.
- installed user base — user base
- instantaneous speed — a scalar measure of the rate of movement of a body expressed as the rate of change of position with respect to time at a particular point. It is measured in metres per second, miles per hour, etc
- interstellar medium — the matter occurring between the stars of our Galaxy, largely in the spiral arms, and consisting mainly of huge clouds of ionized, neutral, or molecular hydrogen
- intrauterine device — any small, mechanical device for semipermanent insertion into the uterus as a contraceptive. Abbreviation: IUD.
- introduction agency — a company whose business is to match romantic partners for a fee
- juan de fuca strait — strait between Vancouver Island and NW Wash.: c. 100 mi (161 km) long
- judgment by default — a judgment in the plaintiff's favour when the defendant fails to plead or to appear
- judicial separation — a decree of legal separation of spouses that does not dissolve the marriage bond.
- keyboard instrument — any musical instrument that is played using a keyboard
- knock-down-drag-out — marked by unrelenting violence: a knock-down-drag-out fight.
- lame duck amendment — an amendment to the U.S. Constitution, ratified in 1933, that abolished the December to March session of those Congressmen defeated for reelection in November.
- land of opportunity — Arkansas (used as a nickname).
- landrum-griffin act — an act of Congress (1959) outlawing secondary boycotts, requiring public disclosure of the financial records of unions, and guaranteeing the use of secret ballots in union voting.
- large munsterlander — a strongly built gun dog with a long dense black-and-white coat
- least recently used — (operating systems) (LRU) A rule used in a paging system which selects a page to be paged out if it has been used (read or written) less recently than any other page. The same rule may also be used in a cache to select which cache entry to flush. This rule is based on temporal locality - the observation that, in general, the page (or cache entry) which has not been accessed for longest is least likely to be accessed in the near future.
- longitudinal parity — (storage, communications) An extra byte (or word) appended to a block of data in order to reveal corruption of the data. Bit n of this byte indicates whether there was an even or odd number of "1" bits in bit position n of the bytes in the block. The parity byte is computed by XORing the data bytes in the block. Longitudinal parity allows single bit errors to be detected.
- 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.
- maturation division — a stage in meiosis during which the chromosomal number of the reproductive cell is reduced to one chromosome from each original chromosome pair.
- means of production — resources: equipment, workers
- mid-autumn festival — a Chinese festival that is held to celebrate the end of the summer harvest, when the crops have been gathered.
- 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
- mother-of-thousands — strawberry geranium.
- 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.
- multidimensionality — The property of being multidimensional.
- multimedia analysis — Multimedia analysis is the consideration of all possible risks relating to pollution and waste management.
- mutual fund company — a company that sells and manages mutual funds
- 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
- non-distinguishable — to mark off as different (often followed by from or by): He was distinguished from the other boys by his height.
- nonproprietary drug — A nonproprietary drug is a generic drug that is essentially similar to a drug with a brand name.
- normal distribution — a theoretical frequency distribution represented by a normal curve.
- noughts and crosses — tick-tack-toe (def 1).