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15-letter words containing b, a, t, r

  • astrobiologists — Plural form of astrobiologist.
  • asymmetric bars — a pair of wooden or fibreglass bars placed parallel to each other but set at different heights, for various exercises
  • atrabiliousness — The state or quality of being characterized by melancholy or glumness.
  • autobiographers — Plural form of autobiographer.
  • autobiographies — Plural form of autobiography.
  • 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
  • back plastering — the introduction of partitions of lath and plaster between the inner and outer surfaces of a stud wall in order to improve the insulating properties of the wall.
  • back projection — a method of projecting pictures onto a translucent screen so that they are viewed from the opposite side, used esp in films to create the illusion that the actors in the foreground are moving
  • back-scratching — a reciprocal exchange of favors, aid, or compliments
  • 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.
  • backup rotation — (operating system)   Any system for re-using backup media, e.g. magnetic tape. One extreme would be to use the same media for every backup (e.g. copy disk A to disk B), the other extreme would be to use new media every time. The trade-off is between the cost of buying and storing media and the ability to restore any version of any file. One example is the Grandfather, Father, Son (GFS) scheme.
  • backup software — (tool, software)   Software for doing a backup, often included as part of the operating system. Backup software should provide ways to specify what files get backed up and to where. It may include its own scheduling function to automate the procedure or, preferably, work with generic scheduling facilities. It may include facilities for managing the backup media (e.g. maintaining an index of tapes) and for restoring files from backups. Examples are Unix's dump command and Windows's ntbackup.
  • baconian theory — the theory attributing the authorship of Shakespeare's plays to Francis Bacon.
  • bacterial ghost — a bacterial cell that is emptied and filled artificially with another substance
  • bacteriological — Of or relating to bacteriology or bacteria.
  • bacteriophagous — Pertaining to the predation and consumption of bacterium.
  • badminton court — the court on which games of badminton are played
  • balance control — a state of equilibrium or equipoise; equal distribution of weight, amount, etc.
  • ballet mistress — a woman who teaches and rehearses the dancers in a ballet company
  • 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.
  • bangtail muster — a roundup of cattle to be counted, each one having the hairs on its tail docked as it is counted
  • banking product — one of the various services offered by a bank to its customers: mortgages, loans, insurance etc
  • baptism of fire — If someone who has just begun a new job has a baptism of fire, they immediately have to cope with very many severe difficulties and obstacles.
  • bar examination — a written examination to determine if one is qualified to practice law in a particular jurisdiction.
  • barbituric acid — a white crystalline solid used in the preparation of barbiturate drugs. Formula: C4H4N2O3
  • bare infinitive — an infinitive verb form without to, used with certain auxiliary verbs , as in I must go. All I did was ask. We might win.
  • 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
  • bargain counter — a store counter on which goods are displayed for sale at reduced prices
  • bargain-hunting — the act of shopping for items sold at cheap, esp discounted, prices
  • bargaining unit — a specific group of employees who are covered by the same collective agreement or set of agreements and represented by the same bargaining agent or agents
  • barium chromate — a yellow, crystalline compound, BaCrO 4 , used as a pigment (barium yellow)
  • barium stearate — a white, crystalline, water-insoluble solid, Ba(C 18 H 35 O 2) 2 , used chiefly as a waterproofing agent and as a lubricant.
  • barium sulphate — a white insoluble fine dense powder, used as a pigment, as a filler for paper, rubber, etc, and in barium meals. Formula: BaSO4
  • barium titanate — a crystalline ceramic used in capacitors and piezoelectric devices. Formula: BaTiO3
  • barn-door skate — an Atlantic skate, Raja laevis, that grows to a length of 4 feet (1.2 meters) or more.
  • barothermograph — an automatic instrument for recording pressure and temperature.
  • barry mountains — a mountain range in SE Australia, in E Victoria: part of the Australian Alps
  • barycentrically — In a barycentric manner.
  • basic autocoder — Early system on IBM 7070. Listed in CACM 2(5):16 (May 1959).
  • bathroom scales — scales typically kept in a bathroom for people to weigh themselves
  • bathurst island — an island off the coast of N Nunavut, Canada, in the Arctic Archipelago: present south of the North Magnetic Pole nearby. 7609 sq. mi. (19,707 sq. km).
  • bathymetrically — In a bathymetric way.
  • bathythermogram — a record made by a bathythermograph.
  • battery charger — a device that can restore the charge to a battery, usually by means of electricity
  • battery farming — the activity of using batteries for raising poultry
  • batting average — in baseball, a figure expressing the average batting efficiency of a player or team, figured by dividing the number of base hits by the number of official at-bats
  • battle hardened — toughened by the experience of battle
  • battleship gray — a subdued bluish gray.
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