17-letter words containing a, g, d, i
- hydrogasification — a high-temperature, high-pressure process for producing liquid or gaseous fuels from fine particles of coal and hydrogen gas
- hypophrygian mode — a plagal church mode represented on the white keys of a keyboard instrument by an ascending scale from B to B, with the final on E.
- i beg your pardon — You say 'Pardon?' or 'I beg your pardon?' or, in American English, 'Pardon me?' when you want someone to repeat what they have just said because you have not heard or understood it.
- i can't be fagged — I can't be bothered
- i'd give anything — You use give in phrases such as I'd give anything, I'd give my right arm, and what wouldn't I give to emphasize that you are very eager to do or have something.
- ideogrammatically — In terms of, or by means of, ideograms.
- illegal procedure — a penalty assessed against the offensive team for a technical rules violation, as in assuming an illegal formation.
- immunodiagnostics — the determination of immunologic characteristics of individuals, cells, and other biologic entities.
- in (great) demand — If someone or something is in demand or in great demand, they are very popular and a lot of people want them.
- in broad daylight — openly, in full public view
- in the background — behind the focus of attention
- in-band signaling — in-band signalling
- in/with regard to — You can use with regard to or in regard to to indicate the subject that is being talked or written about.
- indefatigableness — The state of being indefatigable.
- indicator diagram — a graphical or other representation of the cyclic variations of pressure and volume within the cylinder of a reciprocating engine obtained by using an indicator
- indistinguishable — not distinguishable.
- indistinguishably — In an indistinguishable manner; so that separate components or differences cannot be discerned.
- induction heating — a method of heating a conducting material, as metal in a furnace, by using electromagnetic induction to establish a current in the material.
- industrial design — the art that deals with the design problems of manufactured objects, including problems of designing such objects with consideration for available materials and means of production, of designing packages, bottles, etc., for manufactured goods, and of graphic design for manufactured objects, packages, etc.
- inertial guidance — a guidance system for an aerospace vehicle, in which self-contained devices determine the vehicle's course on the basis of the directions and magnitudes of the accelerations it undergoes in flight.
- integrated course — a course that covers several subjects
- integrated optics — an assembly of miniature optical elements of a size comparable to those used in electronic integrated circuits.
- integrated school — (in New Zealand) a private or church school that has joined the state school system
- interference drag — the drag on an aircraft caused by the interaction of two aerodynamic bodies.
- interior drainage — a drainage system whose waters do not continue to the ocean either on the surface or underground, but evaporate within the land area.
- isherwood 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.
- italian greyhound — one of an Italian breed of toy dogs resembling a greyhound.
- iterated integral — a double integral that is evaluated by first integrating the integrand with respect to one variable with the second variable being held constant and then integrating the resulting function with respect to the second variable.
- judgment of paris — the decision by Paris to award Aphrodite the golden apple of discord competed for by Aphrodite, Athena, and Hera.
- kerguelen islands — an archipelago in the S Indian Ocean: a possession of France. 2394 sq. mi. (6200 sq. km).
- kolar gold fields — a city in S India, in SE Karnataka: a major gold-mining centre since 1881. Pop: 176 000 (2005 est)
- ladies-in-waiting — plural of lady-in-waiting.
- lady of the night — a tropical American shrub, Brunfelsia americana, of the nightshade family, having berrylike yellow fruit and fragrant white flowers.
- lady-of-the-night — a tropical American shrub, Brunfelsia americana, of the nightshade family, having berrylike yellow fruit and fragrant white flowers.
- lagging indicator — A lagging indicator is an economic indicator that changes following a change in the economy, such as unemployment.
- lago de nicaragua — Spanish name of Lake Nicaragua.
- large-leaved lime — an ornamental European tree with small pale yellow flowers and which grown on lime-rich soils
- lead a dog's life — a domesticated canid, Canis familiaris, bred in many varieties.
- leading indicator — A leading indicator is an economic indicator that changes before a change in the economy, and that can be used to predict future economic or financial activity.
- learned borrowing — a word or other linguistic form borrowed from a classical language into a modern language.
- learning-disabled — pertaining to or having a learning disability: a learning-disabled child.
- legal aid society — an organization providing free legal guidance and service to persons who cannot afford a lawyer.
- legal proceedings — court case
- legendre equation — a differential equation of the form (1− x 2) d2y/dx2 − 2 xdy/dx + a (a + 1) y = 0, where a is an arbitrary constant.
- light dawns on sb — If light dawns on you, you begin to understand something after a period of not being able to understand it.
- light in the head — dizzy; giddy
- litigation friend — a person acting on behalf of an infant or other person under legal disability
- livingstone daisy — a gardener's name for various species of Mesembryanthemum, esp M. criniflorum, grown as garden annuals (though several are perennial) for their brightly coloured showy flowers: family Aizoaceae
- loggerhead shrike — a common, North American shrike, Lanius ludovicianus, gray above and white below with black wings, tail, and facial mask.
- long island sound — an arm of the Atlantic between Connecticut and Long Island. 90 miles (145 km) long.