20-letter words containing i, n, a, u, g, r

freefall parachuting — a variety of parachuting in which the jumper manoeuvres in free fall before opening the parachute
fuming sulfuric acid — an oily, hygroscopic, corrosive liquid, H 2 S 2 O 7 , that, depending on purity, is colorless or dark brown: used chiefly as a dehydrating agent in the manufacture of explosives and as a sulfating or sulfonating agent in the manufacture of dyes.
gastroduodenostomies — Plural form of gastroduodenostomy.
general postal union — former name of Universal Postal Union. Abbreviation: GPU.
general public virus — (software, legal) A pejorative name for some versions of the GNU project copyleft or General Public License (GPL), which requires that any tools or application programs incorporating copylefted code must be source-distributed on the same terms as GNU code. Thus it is alleged that the copyleft "infects" software generated with GNU tools, which may in turn infect other software that reuses any of its code.
gorno-altai republic — a constituent republic of S Russia: mountainous, rising over 4350 m (14 500 ft) in the Altai Mountains of the south. Capital: Gorno-Altaisk. Pop: 202 900 (2002). Area: 92 600 sq km (35 740 sq miles)
grand unified theory — a possible future quantum field theory that would encompass both the electroweak theory and quantum chromodynamics. Abbreviation: GUT.
gravitational radius — Schwarzschild radius.
green mountain state — Vermont (used as a nickname).
greenwich hour angle — hour angle measured from the meridian of Greenwich, England.
gregory of nazianzus — Saint. ?329–89 ad, Cappadocian theologian: bishop of Caesarea (370–79). Feast days: Jan 2, 25, and 30
group life insurance — a form of life insurance available to members of a group, typically employees of a company, under a master policy.
group representation — representation in a governing body on the basis of interests rather than by geographical location.
happy hunting ground — the North American Indian heaven, conceived of as a paradise of hunting and feasting for warriors and hunters.
hard gelatin capsule — A hard gelatin capsule is a type of capsule that is usually used to contain medicine in the form of dry powder or very small pellets.
hierarchical routing — The complex problem of routing on large networks can be simplified by breaking a network into a hierarchy of smaller networks, where each level is responsible for its own routing. The Internet has, basically, three levels: the backbones, the mid-levels, and the stub networks. The backbones know how to route between the mid-levels, the mid-levels know how to route between the sites, and each site (being an autonomous system) knows how to route internally. See also Exterior Gateway Protocol, Interior Gateway Protocol, transit network.
how are you keeping? — how are you?
hungarian bromegrass — a pasture grass, Bromus inermis, native to Europe, having smooth blades.
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.
in (or out of) gear — (not) connected to the motor
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.
intravenous drug use — the injection of drugs intravenously
judicial proceedings — any action involving or carried out by a court of law
junior featherweight — a boxer weighing up to 122 pounds (54.9 kg), between bantamweight and featherweight.
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
linguistic geography — dialect geography.
linguistic universal — language universal.
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.
mass-energy equation — the equation, E=mc2, formulated by Albert Einstein, expressing the equivalence between mass and energy, where E is energy, m is mass, and c is the velocity of light.
medical underwriting — Medical underwriting is the use of medical or health status information in the evaluation of an applicant for life or health insurance.
microwave background — a background of microwave electromagnetic radiation with a black-body spectrum discovered in 1965, understood to be the thermal remnant of the big bang with which the universe began
minimum lending rate — the official interest rate charged by the Bank of England and below which it will refrain from lending money.
molecular geneticist — a specialist in the study of the molecular constitution of genes and chromosomes
mopping-up operation — an operation after a battle or campaign to root out remaining enemy forces or installations
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.
neighbourhood warden — a person employed by a local authority to patrol residential areas and deal with antisocial behaviour
neurophysiologically — In terms of, or with regard to, neurophysiology.
neuropsychologically — In terms of or by means of neuropsychology.
occupation groupings — a system of classifying people according to occupation, based originally on information obtained by government census and subsequently developed by market research. The classifications are used by the advertising industry to identify potential markets. The groups are A, B, C1, C2, D, and E
ode on a grecian urn — a poem (1819) by Keats.

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