15-letter words containing d, a, t, e
- autotetraploidy — the generation of the tetraploid state, created by the fusing of two nuclei from the same species
- azerty keyboard — a common European version of typewriter keyboard layout with the characters a, z, e, r, t, and y positioned on the top row of alphabetic characters at the left side of the keyboard
- backseat driver — If you refer to a passenger in a car as a backseat driver, they annoy you because they constantly give you advice about how to drive.
- baconian method — induction (def 4a).
- bag on the side — An extension to an established hack that is supposed to add some functionality to the original. Usually derogatory, implying that the original was being overextended and should have been thrown away, and the new product is ugly, inelegant, or bloated. Also "to hang a bag on the side [of]". "C++? That's just a bag on the side of C." "They want me to hang a bag on the side of the accounting system."
- balanced ticket — a slate of candidates chosen to appeal to a wide range of voters, especially by including members of large regional, ethnic, or religious groups.
- banded anteater — an Australian marsupial, Myrmecobius fasciatus, feeding on termites and having the body marked with whitish transverse bars: nearly extinct.
- bandpass filter — A bandpass filter is a filter designed to pass all frequencies within a band of frequencies.
- bandstop filter — A bandstop filter is a filter designed to eliminate all frequencies within a band of frequencies.
- barefoot doctor — (esp in developing countries) a worker trained as a medical auxiliary in a rural area who dispenses medicine, gives first aid, assists at childbirth, etc
- barn-door skate — an Atlantic skate, Raja laevis, that grows to a length of 4 feet (1.2 meters) or more.
- basic autocoder — Early system on IBM 7070. Listed in CACM 2(5):16 (May 1959).
- basic education — (in India) education in which all teaching is correlated with the learning of a craft
- basidiomycetous — belonging or pertaining to the basidiomycetes.
- battle hardened — toughened by the experience of battle
- bearded vulture — lammergeier
- beast of burden — A beast of burden is an animal such as an ox or a donkey that is used for carrying or pulling things.
- beat the bounds — (formerly) to define the boundaries of a parish by making a procession around them and hitting the ground with rods
- bedsheet ballot — a very long, involved paper ballot
- bedtime reading — a book, magazine etc read at bedtime
- belt-and-braces — providing double security, in case one security measure should fail
- belted sandfish — a sea bass, Serranus subligarius, inhabiting warm, shallow waters of the western Atlantic Ocean.
- benedict arnold — Benedict, 1741–1801, American general in the Revolutionary War who became a traitor.
- beside the mark — not striking the point aimed at
- beta-adrenergic — pertaining to or involving beta receptors
- beyond the pale — If you think that someone's actions or behaviour are not acceptable, you can say that they are beyond the pale.
- bidirectionally — in a bidirectional manner
- bilateral trade — a system of trading between two countries in which each country attempts to balance its trade with that of the other
- birch partridge — ruffed grouse
- bit-mapped font — a computer font whose characters are held in memory as series of dots.
- 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.
- black and white — In a black and white photograph or film, everything is shown in black, white, and grey.
- 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
- blasting powder — a form of gunpowder made with sodium nitrate instead of saltpeter, used chiefly for blasting rock, ore, etc.
- blue cattle dog — an Australian breed of dog with a bluish coat, developed for herding cattle
- blue wood aster — a composite plant, Aster cordifolius, of North America, having heart-shaped leaves and pale-blue flowers.
- bo diddley beat — a type of syncopated Black rhythm, frequently used in rock music
- board of health — an agency with responsibility for health in state, country, etc
- 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.
- boiled potatoes — potatoes, usually peeled, cooked in boiling water
- brand extension — the practice of using a well-known brand name to promote new products or services in unrelated fields
- break and entry — breaking and entering.
- 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.
- breeder reactor — a type of nuclear reactor that produces more fissionable material than it consumes
- brights-disease — a disease characterized by albuminuria and heightened blood pressure.
- bring to a head — to bring or be brought to a crisis
- bronze diabetes — hemochromatosis.
- building trades — the trades and professions concerned with the creation and finishing of buildings, such as carpenters, plasterers, masons, electricians, etc.