15-letter words containing r, i, b, o, n
- bronchial tubes — the bronchi or their smaller divisions
- bronze diabetes — hemochromatosis.
- 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.
- brother-in-arms — a fellow soldier or comrade in a shared struggle
- brown-tail moth — a white moth, Nygmia phaerrhoea, having a brown tuft at the end of the abdomen, the larvae of which feed on the foliage of various shade and fruit trees.
- brownfield site — a disused site envisaged for redevelopment
- brownian motion — the irregular motion of small particles suspended in a liquid or a gas, caused by the bombardment of the particles by molecules of the medium: first observed by Robert Brown in 1827.
- buffer solution — a solution to which a salt of a weak acid or base has been added
- building worker — a labourer, bricklayer, etc who works in the construction industry
- bulimia nervosa — a disorder characterized by compulsive overeating followed by vomiting: sometimes associated with anxiety about gaining weight
- bureau of mines — a division of the Department of the Interior, created in 1910, that studies the nation's mineral resources and inspects mines.
- business person — Business people are people who work in business.
- 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
- campaign ribbon — a distinctively colored ribbon, either on a small, narrow bar or in the form of a strip, representing a military campaign participated in by the wearer.
- carbon fixation — the process by which plants assimilate carbon from carbon dioxide in the atmosphere to form metabolically active compounds
- carbon monoxide — Carbon monoxide is a poisonous gas that is produced especially by the engines of vehicles.
- 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.
- cartier-bresson — Henri (ɑ̃ri). 1908–2004, French photographer
- centrifugal box — a revolving chamber, used in the spinning of manufactured filaments, in which the plastic fibers, subjected to centrifugal force, are slightly twisted and emerge in the form of yarn wound into the shape of a hollow cylinder.
- chicken lobster — a young lobster weighing 1 pound (0.4 kg) or less.
- chronobiologist — A person who is involved in chronobiology.
- 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.
- combat neurosis — battle fatigue.
- combinatorially — in a combinatorial manner
- combined forces — the forces of two or more countries, fighting together
- commercial bank — a bank primarily concerned with accepting demand deposits, used as checking accounts
- configurability — The property of being configurable.
- contract bridge — the most common variety of bridge, in which the declarer receives points counting towards game and rubber only for tricks he bids as well as makes, any overtricks receiving bonus points
- contractability — (of a body or substance) the ability to become smaller, narrower, shorter, etc
- contractibility — contractability
- controllability — to exercise restraint or direction over; dominate; command: The car is difficult to control at high speeds. That zone is controlled by enemy troops.
- controller bias — In a control loop, the controller bias is a constant amount added to or subtracted from the action that a controller would normally take with a particular gain.
- convertibleness — The state of being convertible; convertibility.
- coordinate bond — a type of covalent chemical bond in which both the shared electrons are provided by one of the atoms
- corona borealis — a small compact constellation in the N hemisphere lying between Boötes and Hercules
- corruptibleness — The state or quality of being corruptible.
- corynebacterial — relating to bacteria of the genus Corynebacterium
- corynebacterium — any of various bacterium of the genus Corynebacterium, including various animal and plant pathogens and animal parasites
- council chamber — the room in which council meetings are held
- countersink bit — a tool for countersinking
- countervailable — able to counteract or offset as equivalent
- counting number — natural number
- country bumpkin — an awkward, simple, rustic person
- cyclobenzaprine — A particular antidepressant generally prescribed as an analgesic and muscle relaxant.
- decarboxylation — the removal or loss of a carboxyl group from an organic compound
- decarburization — The act, process, or result of decarburizing.
- demonstrability — The quality of being demonstrable.