12-letter words containing u, b, o, a
- double agent — a person who spies on a country while pretending to spy for it.
- double album — a commercial recording sold on two CDs or LPs
- double altar — an altar on which the Eucharist may be celebrated from either the liturgical east or the liturgical west side.
- double cream — (in France) a fresh, soft cheese with at least 60 percent fat, made from cow's milk enriched with cream.
- double eagle — a gold coin of the U.S., issued from 1849 to 1933, equal to 2 eagles or 20 dollars.
- double fault — (in tennis, squash, handball, etc.) two faults in succession, resulting in the loss of the point, the loss of the serve, or both.
- double major — a major with concentration in two separate fields of study
- double modal — a syntactic construction in which two modal auxiliaries occur consecutively within a clause, as might could in I might could help you.
- double sharp — a symbol (× or ) that raises by two semitones the pitch of the following note.
- double steal — a play in which two base runners steal a base each.
- double sugar — disaccharide.
- double track — two railways side by side, typically for traffic in two directions
- double-faced — practicing duplicity; hypocritical.
- double-glaze — If someone double-glazes a house or its windows, they fit windows that have two layers of glass which keeps the inside of the house warmer and quieter.
- double-space — to type (text, copy, etc.) leaving a full space between lines: Always double-space a term paper.
- doubleganger — doppelgänger.
- doubleheader — Sports. two games, as of baseball, between the same teams on the same day in immediate succession. two games, as of basketball, between two different pairs of teams on the same day in immediate succession.
- draughtboard — checkerboard (def 1).
- duke of alba — Duke of, Alva, Fernando Alvarez de Toledo.
- dutch harbor — a U.S. naval base on Unalaska Island, in the Aleutian Islands.
- egads button — a switch that triggers the destruction in flight of a malfunctioning missile.
- elucubration — the practice of elucubrating
- equilibrator — Lb rare A device that maintain equilibrium or balance, especially a part of a heavy gun (e.g. an artillery piece or a tank gun) which balances the barrel and other parts so as to enable the gun to be elevated easily.
- equiprobable — (of two or more things ) equally likely to occur; having equal probability.
- exalbuminous — (of a seed embryo) having no albumen
- fabulousness — almost impossible to believe; incredible.
- fardel-bound — (of ruminants) having the food impacted in the third compartment of the stomach; costive; constipated.
- fluorocarbon — any of a class of compounds produced by substituting fluorine for hydrogen in a hydrocarbon, and characterized by great chemical stability: used chiefly as a lubricant, refrigerant, fire extinguishing agent, and in industrial and other applications in which chemical, electrical, flame, and heat resistance is essential; banned as an aerosol propellant in the U.S. because of concern about ozone layer depletion.
- flutterboard — a kickboard.
- funambulator — a tightrope-walker; a funambulist
- functionable — functional (def 3).
- futtock band — a metal band around a lower mast somewhat below the top, for holding the lower ends of a futtock shroud.
- gainsborough — Thomas, 1727–88, English painter.
- get a bun on — to become drunk
- glabrousness — The quality of being glabrous.
- go walkabout — to wander through the bush
- granuloblast — an immature granulocyte.
- ground cable — a heavy chain for securing permanent floating moorings, as a number of mooring buoys.
- gypsum board — wallboard composed primarily of gypsum and often used as sheathing.
- harbour dues — the fees or charges paid for using a harbour
- harbour seal — a common earless seal, Phoca vitulina, that is greyish-black with paler markings: found off the coasts of North America, N Europe, and NE Asia
- harrisonburg — a city in N Virginia.
- heliogabalus — (Varius Avitus Bassianus"Marcus Aurelius Antoninus") a.d. 204–222, Roman emperor 218–222.
- housebreaker — a person who breaks into and enters a house with a felonious intent.
- househusband — a man whose spouse works and who stays home to manage their household.
- humboldt bay — an inlet of the Pacific Ocean in NW California.
- ibizan hound — one of a breed of medium-sized, tall, swift hunting hounds with a short, usually red and white coat, bred originally by the Pharaohs of ancient Egypt but today found chiefly in the Balearic Islands and other areas of Spain.
- illusionable — Liable to illusion.
- incoagulable — of a nature that cannot be coagulated
- incommutable — not exchangeable.