20-letter words containing a, n, g, u, l, r
- hydraulic fracturing — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- industrial espionage — the stealing of technological or commercial research data, blueprints, plans, etc., as by a person in the hire of a competing company.
- industrial sociology — the sociological study of social relationships and social structures in business settings.
- inertial upper stage — a U.S. two-stage, solid-propellant rocket used to boost a relatively heavy spacecraft from a low earth orbit into a planetary trajectory or an elliptical transfer orbit. Abbreviation: IUS.
- job control language — a language used to construct statements that identify a particular job to be run and specify the job's requirements to the operating system under which it will run. Abbreviation: JCL.
- judicial proceedings — any action involving or carried out by a court of law
- kruger national park — a wildlife sanctuary in NE South Africa: the world's largest game reserve. Area: over 21 700 sq km (8400 sq miles)
- labour-saving device — a machine, gadget, etc, that reduces (human) effort, hard work or labour
- languedoc-roussillon — a region of S France, on the Gulf of Lions: consists of the departments of Lozère, Gard, Hérault, Aude, and Pyrénées-Orientales; mainly mountainous with a coastal plain
- law of large numbers — the theorem in probability theory that the number of successes increases as the number of experiments increases and approximates the probability times the number of experiments for a large number of experiments.
- linguistic geography — dialect geography.
- linguistic universal — language universal.
- llywelyn ap gruffudd — died 1282, prince of Wales (1258–82): the only Welsh ruler to be recognized as such by the English
- logarithmic function — a function defined by y = log bx, especially when the base, b, is equal to e, the base of natural logarithms.
- logical construction — anything referred to by an incomplete symbol capable of contextual definition.
- longitudinal framing — a system for framing steel vessels in which light, closely spaced, longitudinal frames are connected by heavy, widely spaced transverse frames with deep webs.
- lymphogranulomatosis — widespread infectious granuloma of the lymphatic system.
- macular degeneration — degeneration of the central portion of the retina, resulting in a loss of sharp vision.
- malpighian corpuscle — Also called kidney corpuscle, Malpighian body. the structure at the beginning of a vertebrate nephron, consisting of a glomerulus and its surrounding Bowman's capsule.
- measure one's length — to fall, lie, or be thrown down at full length
- medical underwriting — Medical underwriting is the use of medical or health status information in the evaluation of an applicant for life or health insurance.
- minimum lending rate — the official interest rate charged by the Bank of England and below which it will refrain from lending money.
- molecular gastronomy — an approach to cooking in which a chef’s knowledge of physics, chemistry, and biology allows him or her to experiment with unusual flavour combinations and cooking techniques
- molecular geneticist — a specialist in the study of the molecular constitution of genes and chromosomes
- most general unifier — (logic) If U is the most general unifier of a set of expressions then any other unifier, V, can be expressed as V = UW, where W is another substitution. See also unification.
- multicast addressing — Ethernet addressing scheme used to send packets to devices of a certain type or for broadcasting to all nodes. The least significant bit of the most significant byte of a multi-cast address is one.
- neurophysiologically — In terms of, or with regard to, neurophysiology.
- neuropsychologically — In terms of or by means of neuropsychology.
- omega-minus particle — a baryon with strangeness −3, isotopic spin 0, and negative charge; predicted from the mathematics of the Eightfold Way and subsequently discovered. Symbol: Ω −.
- ontological argument — an a priori argument for the existence of God, asserting that as existence is a perfection, and as God is conceived of as the most perfect being, it follows that God must exist; originated by Anselm, later used by Duns Scotus, Descartes, and Leibniz.
- oscillating universe — a variant model of the closed universe in which the universe undergoes cycles of expansion and contraction.
- perpendicular gothic — the style of Gothic architecture in England during the 14th and 15th centuries, characterized by tracery having vertical lines, a four-centred arch, and fan vaulting
- prenuptial agreement — A prenuptial agreement is a written contract made between a man and a woman before they marry, in which they state how their assets such as property and money should be divided if they get divorced.
- procedural agreement — regulations agreed between the parties to collective bargaining, defining the bargaining units, bargaining scope, procedures for collective bargaining, and the facilities to be provided to trade union representatives
- programming language — a high-level language used to write computer programs, as COBOL or BASIC, or, sometimes, an assembly language.
- pyroligneous alcohol — methyl alcohol.
- radial triangulation — triangulation based upon lines radiating from the center of each of two overlapping photographs to certain objects appearing on each photograph.
- ring wall foundation — A ring wall foundation is a base made of concrete, used to put large tanks on.
- rough-winged swallow — either of two New World swallows of the genus Stelgidopteryx, having outer primary feathers with small barblike hooks on the margins.
- shoulder-length hair — hair that reaches a person's shoulders
- strong nuclear force — an interaction between elementary particles responsible for the forces between nucleons in the nucleus. It operates at distances less than about 10–15 metres, and is about a hundred times more powerful than the electromagnetic interaction
- supplementary angles — either of two angles that added together produce an angle of 180°.
- terrestrial guidance — a method of missile or rocket guidance in which the flight path is controlled by reference to the strength and direction of the earth's gravitational or magnetic field
- thread language zero — (language) (TL0) The instruction set of the TAM (Threaded Abstract Machine), used to implement Id.
- travelling-wave tube — an electronic tube in which an electron beam interacts with a distributed high-frequency magnetic field so that energy is transferred from the beam to the field
- trigeminal neuralgia — tic douloureux.
- twelve-string guitar — an acoustic guitar having twelve strings instead of six, with each pair tuned an octave apart, and more difficult to play than the standard guitar.
- underground railroad — Also called underground railway. a railroad running through a continuous tunnel, as under city streets; subway.
- unsaddling enclosure — the area at a racecourse where horses are unsaddled after a race and often where awards are given to owners, trainers, and jockeys
- visual merchandising — Visual merchandising is the use of attractive displays and floor plans to increase customer numbers and sales volumes.