15-letter words containing e, t, i
- bidirectionally — in a bidirectional manner
- big bang theory — In astronomy the big bang theory is a theory that suggests that the universe was created as a result of an extremely large explosion.
- big white chief — an important person, boss, or leader
- bilateral trade — a system of trading between two countries in which each country attempts to balance its trade with that of the other
- billings method — a natural method of birth control that involves examining the colour and viscosity of the cervical mucus to discover when ovulation is occurring
- biodestructible — biodegradable
- biogeochemistry — the science of biological, chemical, and geological aspects of the environment
- biomathematical — relating to biomathematics
- bipartite graph — complete graph
- birch partridge — ruffed grouse
- birthing center — a medical facility for the labor and childbirth experience in a family-friendly, homelike environment.
- birthing centre — a private maternity hospital
- bit on the side — an extramarital affair
- bit-mapped font — a computer font whose characters are held in memory as series of dots.
- bite the bullet — to face up to (pain, trouble, etc) with fortitude; be stoical
- biting housefly — a two-winged fly, Stomoxys calcitrans, having the mouthparts adapted for biting, and commonly a household and stable pest.
- bitmapped image — a computer image that is held in memory as a series of colored dots in a grid, each dot represented by one or more bits.
- bits and pieces — You can use bits and pieces or bits and bobs to refer to a collection of different things.
- 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 and white — In a black and white photograph or film, everything is shown in black, white, and grey.
- black guillemot — a common guillemot, Cepphus grylle: its summer plumage is black with white wing patches and its winter plumage white with greyish wings
- black operation — a covert and undocumented military operation
- black-and-white — displaying only black and white tones; without color, as a picture or chart: a black-and-white photograph.
- blank cartridge — a cartridge containing powder but no bullet: used in battle practice or as a signal
- blast injection — the injection of liquid fuel directly into the cylinder of an internal-combustion engine using a blast of high-pressure air to atomize the spray of fuel
- 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.
- blessed trinity — Trinity (def 1).
- bloodguiltiness — guilty of murder or bloodshed.
- bo diddley beat — a type of syncopated Black rhythm, frequently used in rock music
- 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.
- bohemian forest — a mountain range between the SW Czech Republic and SE Germany. Highest peak: Arber, 1457 m (4780 ft)
- boil-in-the-bag — (of food) able to be boiled in a sealed bag until ready to eat
- boiled potatoes — potatoes, usually peeled, cooked in boiling water
- bone conduction — the transmission of sound vibrations to the internal ear through the cranial bones (opposed to air conduction).
- 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
- boston marriage — (especially in 19th-century New England) an intimate friendship between two women often maintaining a household together.
- bottled in bond — stored in bonded warehouses for a stated length of time before being bottled, as some whiskey
- bouillotte lamp — a table lamp of the 18th century, having two or three adjustable candle brackets and a common shade sliding on a central shaft.
- boustrophedonic — of or relating to lines written in opposite directions
- bowel complaint — bowel disease or condition
- 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
- brackett series — a series of lines in the infrared spectrum of hydrogen.
- 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.
- branchiostegous — branchiostegal.
- brand extension — the practice of using a well-known brand name to promote new products or services in unrelated fields
- bravais lattice — any of 14 possible space lattices found in crystals