13-letter words containing d, r, a, u
- benefit fraud — the illegal activity of claiming benefit payments which a person is not entitled to
- bermuda grass — a widely distributed grass, Cynodon dactylon, with wiry creeping rootstocks and several purplish spikes of flowers arising from a single point: used for lawns, pasturage, binding sand dunes, etc
- bermuda onion — a large white or yellow onion with a mild flavor, grown in Texas, California, etc.
- bildungsroman — a novel concerned with a person's formative years and development
- birthday suit — If you are in your birthday suit, you are not wearing any clothes.
- biscuit bread — biscuits or a biscuit: I like biscuit bread more than corn bread for supper.
- black mustard — a Eurasian plant, Brassica (or Sinapsis) nigra, with clusters of yellow flowers and pungent seeds from which the condiment mustard is made: family Brassicaceae (crucifers)
- board measure — a system of units for measuring wood based on the board foot. 1980 board feet equal one standard
- boardinghouse — a private house in which accommodation and meals are provided for paying guests
- bonded labour — a system in which a person provides labour in order to pay off debts
- boudoir grand — a domestic grand piano between 5 and 6 feet in length
- bounce around — to spring back from a surface in a lively manner: The ball bounced off the wall.
- boundary line — a line marking one of the edges of a playing area
- boundary peak — a peak in SW Nevada, in the White Mountains, near the California border: highest elevation in Nevada. 13,143 feet (4006 meters).
- boundary scan — The use of scan registers to capture state from device input and output pins. IEEE Standard 1149.1-1990 describes the international standard implementation (sometimes called JTAG after the Joint Test Action Group which began the standardisation work).
- bourdon gauge — a type of aneroid pressure gauge consisting of a flattened curved tube attached to a pointer that moves around a dial. As the pressure in the tube increases the tube tends to straighten and the pointer indicates the applied pressure
- braggadocious — boastful
- brandy butter — butter and sugar creamed together with brandy and served with Christmas pudding, etc
- brass foundry — a foundry that makes things from brass
- brassfounding — the practice of making things from brass
- bread pudding — a rich cake made with bread soaked in milk, eggs, dried fruit and spices and baked, usually eaten cold
- brown mustard — black mustard. See under mustard (def 2).
- bucket ladder — a series of buckets that move in a continuous chain, used to dredge riverbeds, etc, or to excavate land
- bud variation — any variation in a bud due to changes in either its genetic composition or environment or both such that the resulting flower, fruit, or shoot differs from others of the same plant or species.
- bullhead rail — a rail having a cross section with a bulbous top and bottom, the top being larger
- bumble around — When someone bumbles around or bumbles about, they behave in a confused, disorganized way, making mistakes and usually not achieving anything.
- burial ground — A burial ground is a place where bodies are buried, especially an ancient place.
- buridan's ass — an example intended to show the deficiency of reason. An ass standing equidistant from two identical heaps of oats starves to death because reason provides no grounds for choosing to eat one rather than the other
- burt standish — Burt L. pseudonym of Gilbert Patten.
- business card — A person's business card or their card is a small card which they give to other people, and which has their name and details of their job and company printed on it.
- bustard quail — button quail.
- bustard-quail — any of several birds of the family Turnicidae, of warmer parts of the Old World, resembling but not related to the true quail. Also called bustard quail, hemipode.
- butyraldehyde — a colourless flammable pungent liquid used in the manufacture of resins. Formula: CH3(CH2)2CHO
- buzzard's bay — an inlet of the Atlantic, in SE Massachusetts. 30 miles (48 km) long.
- cacodyl group — the univalent group (CH 3) 2 As−, derived from arsine.
- cadmium green — a pigment used in painting, consisting of a mixture of hydrated oxide of chromium with cadmium sulfide, and characterized by its strong green color and slow drying rate.
- camera lucida — an instrument attached to a microscope, etc to enable an observer to view simultaneously the image and a drawing surface to facilitate the sketching of the image
- candlesnuffer — an implement, or person, that extinguishes candle flames
- cape coloured — (formerly, in South Africa) a racial classification under apartheid for people of mixed ethnic origin
- carotid sinus — specialized nerve end organs producing a slight dilatation of the carotid artery where it branches into the external and internal carotid arteries, responding to changes in blood pressure by mediating changes in the heartbeat rate.
- carte du jour — a menu listing dishes available on a particular day
- casual friday — In some companies, employees are allowed to wear clothes that are more informal than usual on a Friday. This day is known as a casual Friday.
- casualty ward — a ward which temporarily accommodates patients who have been treated in the casualty department and who need to stay in hospital
- caudine forks — a narrow pass in the Apennines, in S Italy, between Capua and Benevento: scene of the defeat of the Romans by the Samnites (321 bc)
- center around — to have as a central point, focus of attention, etc.
- charmed quark — a type of quark with a mass of c. 1.0 to 1.6 GeV/c2, a positive charge that is 2⁄3 the charge of an electron, +1 charm, and zero strangeness
- chateaubriand — François René (frɑ̃swa rəne), Vicomte de Chateaubriand. 1768–1848, French writer and statesman: a precursor of the romantic movement in France; his works include Le Génie du Christianisme (1802) and Mémoires d'outre-tombe (1849–50)
- chlorous acid — an unstable acid that is a strong oxidizing agent. Formula: HClO2
- chondromatous — a benign cartilaginous tumor or growth.
- church parade — a parade by servicemen or members of a uniformed organization for the purposes of attending religious services