17-letter words containing u, d, c
- fourfold purchase — a tackle that is composed of a rope passed through two fourfold blocks in such a way as to provide mechanical power in the ratio of 1 to 5 or 1 to 4, depending on whether hauling is done on the running or the standing block and without considering friction. Compare tackle (def 2).
- full load current — A full load current is the largest current that a motor or other device is designed to carry under particular conditions.
- further education — adult education.
- galactic latitude — the angular distance from the galactic equator of a point on the celestial sphere.
- gaucher's disease — a rare inherited disorder of fat metabolism that causes spleen and liver enlargement, abnormal fragility and pain of the bones, and progressive neurologic disturbances, leading to early death.
- gnu privacy guard —
- grand touring car — GT (def 2).
- grand union canal — a canal in S England linking London and the Midlands: opened in 1801
- grande chartreuse — the Carthusian monastery at Grenoble, France: the chief monastery of the Carthusians until 1903.
- greenland current — the ocean current flowing clockwise around S Greenland.
- ground connection — the conductor used to establish a ground.
- gunboat diplomacy — diplomatic relations involving the use or threat of military force, especially by a powerful nation against a weaker one.
- half-round chisel — a cold chisel with a semicircular cutting edge used for making narrow channels
- hammered dulcimer — dulcimer (sense 1)
- hard nut to crack — a dry fruit consisting of an edible kernel or meat enclosed in a woody or leathery shell.
- haroun-al-raschid — Harun al-Rashid.
- herbaceous border — A herbaceous border is a flower bed containing a mixture of plants that flower every year.
- heterochlamydeous — (of a plant) having a perianth consisting of distinct sepals and petals
- hollandaise sauce — a sauce of egg yolks, butter, lemon juice, and seasonings.
- homeland security — national defence
- horseradish sauce — a piquant sauce made from horseradish root, vinegar, etc, and traditionally eaten in Britain with roast beef
- houndstooth check — a pattern of broken checks, used in woven material for jackets, shirts, etc.
- household cavalry — (in Britain) cavalry units forming part of the ceremonial guard of the monarch.
- household effects — domestic belongings
- humpbacked bridge — A humpbacked bridge or humpback bridge is a short and very curved bridge with a shape similar to a semi-circle.
- hundred-percenter — a completely patriotic, sometimes jingoistic person.
- hydraulic circuit — a circuit through which water or another liquid, instead of electric current, flows, but which otherwise operates in the same way as an electric circuit
- hydrofluoric acid — a colorless, fuming, corrosive liquid, HF, an aqueous solution of hydrogen fluoride, used chiefly for etching glass.
- hydrofluorocarbon — Any of a class of partly chlorinated and fluorinated hydrocarbons, used as an alternative to chlorofluorocarbons in foam production, refrigeration, and other processes.
- hydrotherapeutics — hydrotherapy.
- hypochlorous acid — a weak, unstable acid, HOCl, existing only in solution and in the form of its salts, used as a bleaching agent and disinfectant.
- identity function — identity (def 9d).
- illegal procedure — a penalty assessed against the offensive team for a technical rules violation, as in assuming an illegal formation.
- immunocompromised — having an impaired or compromised immune response; immunodeficient.
- immunodiagnostics — the determination of immunologic characteristics of individuals, cells, and other biologic entities.
- in the background — behind the focus of attention
- incubation period — the period between infection and the appearance of signs of a disease.
- indecent exposure — the intentional exposure of one's body's privates in a manner that gives offense against accepted or prescribed behavior.
- indestructibility — not destructible; that cannot be destroyed.
- indicial equation — an equation that is obtained from a given linear differential equation and that indicates whether a solution in power series form exists for the differential equation.
- indirect question — An indirect question is the same as a reported question.
- induction furnace — a type of electric furnace used for melting a charge of scrap by the heat produced by its own electrical resistance.
- 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 action — job action.
- industrial school — a school for teaching one or more branches of industry; trade or vocational school.
- 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.
- influence peddler — a person who arranges to obtain favors, as government contracts, from high officials on behalf of others for a fee.
- integrated course — a course that covers several subjects
- intercommunicated — Simple past tense and past participle of intercommunicate.
- interrupted screw — a screw having the thread interrupted in one or more places by longitudinal channels, as in the breech of a cannon or the lead screw of a lathe.