15-letter words containing b, r, i, n
- binary notation — a number system having a base of two, numbers being expressed by sequences of the digits 0 and 1: used in computing, as 0 and 1 can be represented electrically as off and on
- binomial series — an infinite series obtained by expanding a binomial raised to a power that is not a positive integer.
- bioastronautics — the study of the effects of space flight on living organisms
- birthing center — a medical facility for the labor and childbirth experience in a family-friendly, homelike environment.
- birthing centre — a private maternity hospital
- biscuit tortoni — an individual portion of tortoni, frozen and served in a small cup, often topped with ground almonds.
- bits per second — (communications, unit) (bps, b/s) The unit in which data rate is measured. For example, a modem's data rate is usually measured in kilobits per second. In 1996, the maximum modem speed for use on the PSTN was 33.6 kbps, rising to 56 kbps in 1997. Note that kilo- (k), mega- (M), etc. in data rates denote powers of 1000, not 1024.
- bittersweetness — the quality of being bittersweet
- black operation — a covert and undocumented military operation
- bladder campion — a European caryophyllaceous plant, Silene vulgaris, having white flowers with an inflated calyx
- blank cartridge — a cartridge containing powder but no bullet: used in battle practice or as a signal
- blasting powder — a form of gunpowder made with sodium nitrate instead of saltpeter, used chiefly for blasting rock, ore, etc.
- blending center — A blending center is a place for mixing fluids, gases, and powders.
- blenheim orange — a type of apple tree bearing gold-coloured apples
- blessed trinity — Trinity (def 1).
- blotch printing — a fabric-printing method in which the ground color is transferred from the cylinder and the motif retains the original hue of the cloth.
- boa constrictor — A boa constrictor is a large snake that kills animals by wrapping itself round their bodies and squeezing them to death. Boa constrictors are found mainly in South and Central America and the West Indies.
- 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.
- bohemian forest — a mountain range between the SW Czech Republic and SE Germany. Highest peak: Arber, 1457 m (4780 ft)
- boiled dressing — a cooked salad dressing thickened with egg yolks and often containing mustard.
- bookmaking firm — an organization that accepts bets from gamblers and pays out winnings
- booster cushion — an extra seat or cushion placed on an existing seat for a child to sit on in a car
- border incident — an incident, usually fighting, on a border between countries
- borderline case — a person or thing that is not clearly classifiable as something
- borough council — a local government body elected by a borough
- borough-english — (until 1925) a custom in certain English boroughs whereby the youngest son inherited land to the exclusion of his older brothers
- boston marriage — (especially in 19th-century New England) an intimate friendship between two women often maintaining a household together.
- bourbon biscuit — a rich chocolate-flavoured biscuit with a chocolate-cream filling
- boustrophedonic — of or relating to lines written in opposite directions
- bowstring truss — a structural truss consisting of a curved top chord meeting a bottom chord at each end.
- boxer rebellion — a member of a Chinese secret society that carried on an unsuccessful uprising, 1898–1900 (Boxer Rebellion) principally against foreigners, culminating in a siege of foreign legations in Peking that was put down by an international expeditionary force.
- brachistochrone — the curve between two points through which a body moves under the force of gravity in a shorter time than for any other curve; the path of quickest descent
- bragging rights — notional privileges that are gained by defeating a close rival
- braille printer — (printer) (Or "(Braille) embosser") A printer, necessarily an impact printer, that renders text as Braille. Blind users call other printers ink printers.
- branchial cleft — Zoology. one of a series of slitlike openings in the walls of the pharynx between the branchial arches of fishes and aquatic amphibians through which water passes from the pharynx to the exterior.
- branchial pouch — one of a series of rudimentary outcroppings of the inner pharyngeal wall, corresponding to the branchial grooves on the surface.
- branching rules — rules that are used to break down a complex problem into several smaller problems
- branchiostegous — branchiostegal.
- brand extension — the practice of using a well-known brand name to promote new products or services in unrelated fields
- brazilian guava — a Brazilian shrub, Psidium guineense, of the myrtle family, having white-fleshed, greenish-yellow, bitter fruit.
- brazilian plume — a tropical American plant, Justicia carnea, of the acanthus family, having hairy, prominently veined leaves and a short, dense cluster of purple or pink flowers, grown in greenhouses or outdoors in warm regions.
- 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.
- breakeven point — a point at which the total revenue and total cost are equal
- breaking plough — a plough with a long shallow mouldboard for turning virgin land or sod land
- breaking strain — the amount of strain that, if applied to a particular material, will cause it to break
- breathing space — A breathing space is a short period of time between two activities in which you can recover from the first activity and prepare for the second one.
- 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-building — efforts to establish communications and friendly contacts between people in order to make them friends or allies