15-letter words containing b, r, o, d
- blue wood aster — a composite plant, Aster cordifolius, of North America, having heart-shaped leaves and pale-blue flowers.
- board of health — an agency with responsibility for health in state, country, etc
- board of parole — an agency that determines which prisoners are to be released on parole
- board-certified — A doctor who is board-certified has passed tests and meets the standards of a board of specialists in their area of medicine.
- boarding school — A boarding school is a school which some or all of the pupils live in during the school term. Compare day school.
- body toning bar — a weighted exercise bar made of steel encased in a layer of foam, used for toning and strength training.
- boiled dressing — a cooked salad dressing thickened with egg yolks and often containing mustard.
- bonheur-du-jour — a delicate fall-front desk of the late 18th and early 19th centuries.
- border incident — an incident, usually fighting, on a border between countries
- borderline case — a person or thing that is not clearly classifiable as something
- borrower's card — a card issued by a library to individuals or organizations entitling them or their representatives to borrow materials.
- boustrophedonic — of or relating to lines written in opposite directions
- brand extension — the practice of using a well-known brand name to promote new products or services in unrelated fields
- brave new world — If someone refers to a brave new world, they are talking about a situation or system that has recently been created and that people think will be successful and fair.
- bread and honey — money
- break the mould — If you say that someone breaks the mould, you mean that they do completely different things from what has been done before or from what is usually done.
- break-in period — a period during which certain restrictions or moderation in operating should be followed, as the avoidance of high speed, rapid acceleration, or severe braking for a new automobile.
- breakdown cover — insurance cover against breakdowns in a vehicle
- breeder reactor — a type of nuclear reactor that produces more fissionable material than it consumes
- breeding ground — If you refer to a situation or place as a breeding ground for something bad such as crime, you mean that this thing can easily develop in that situation or place.
- breeding season — the time of year during which animals breed
- bridge of sighs — a covered 16th-century bridge in Venice, between the Doges' Palace and the prisons, through which prisoners were formerly led to trial or execution
- bring to a head — to bring or be brought to a crisis
- broadcast storm — (networking) A broadcast on a network that causes multiple hosts to respond by broadcasting themselves, causing the storm to grow exponentially in severity. See network meltdown.
- broken pediment — a pediment, as over a doorway or window, having its raking cornice interrupted at the crown or apex.
- bronze diabetes — hemochromatosis.
- bronzed grackle — the western subspecies of the American bird, the common grackle, Quiscalus quiscula versicolor, having bronzy, iridescent plumage.
- bronzing powder — the powder used in bronzing, consisting of alloys of bronze or brass
- brooklyn bridge — a suspension bridge over the East River, in New York City, connecting Manhattan and Brooklyn: built 1867–84. 5989 feet (1825 meters) long.
- brown-and-serve — requiring only a brief period of browning, as in an oven, before being ready to serve: brown-and-serve rolls.
- brownfield site — a disused site envisaged for redevelopment
- buffalo soldier — (formerly, especially among American Indians) a black soldier.
- building worker — a labourer, bricklayer, etc who works in the construction industry
- bullnose header — bull header (def 1).
- bullnose-header — Also called bullnose header. a brick having one of the edges across its width rounded for laying as a header in a sill or the like.
- burden of proof — The burden of proof is the task of proving that you are correct, for example when you have accused someone of a crime.
- calydonian boar — a savage boar sent by Artemis to destroy Calydon, a city in Aetolia, because its king had neglected to sacrifice to her. It was killed by Meleager, the king's son
- carbazotic acid — picric acid.
- carbon monoxide — Carbon monoxide is a poisonous gas that is produced especially by the engines of vehicles.
- carboxylic acid — any of a class of organic acids containing the carboxyl group
- cartesian doubt — willful suspension of all interpretations of experience that are not absolutely certain: used as a method of deriving, by elimination of such uncertainties, axioms upon which to base theories.
- catchment board — a public body concerned with the conservation and organization of water supply from a catchment area
- chandler wobble — a slight, irregular nutation of the earth's rotational axis with a period of c. 428 days
- chromosome band — any of the transverse bands that appear on a chromosome after staining. The banding pattern is unique to each type of chromosome, allowing characterization
- cinderella book — (publication) "Introduction to Automata Theory, Languages, and Computation", by John Hopcroft and Jeffrey Ullman, (Addison-Wesley, 1979). So called because the cover depicts a girl (putatively Cinderella) sitting in front of a Rube Goldberg device and holding a rope coming out of it. On the back cover, the device is in shambles after she has (inevitably) pulled on the rope. See also book titles.
- climb indicator — an instrument that shows the rate of ascent or descent of an aircraft, operating on a differential pressure principle.
- color blindness — inability to distinguish one or several chromatic colors, independent of the capacity for distinguishing light and shade.
- colorado beetle — a black-and-yellow beetle, Leptinotarsa decemlineata, that is a serious pest of potatoes, feeding on the leaves: family Chrysomelidae
- combined forces — the forces of two or more countries, fighting together
- compound number — a quantity expressed in two or more different but related units