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16-letter words containing a, c, e, r, t

  • atomic structure — the concept of an atom as a central positively charged nucleus consisting of protons and neutrons surrounded by a number of electrons. The number of electrons is equal to the number of protons: the whole entity is thus electrically neutral
  • atrioventricular — of, relating to, or affecting both the atria and the ventricles of the heart
  • attendance order — (in Britain) an order issued by a court requiring a young offender to attend a specified place at specified times in order to carry out unpaid work, usually as an alternative to being fined
  • attorney-in-fact — a person authorized by power of attorney to act on the authorizer's behalf outside a court of law.
  • auditory vesicle — the pouch that is formed by the invagination of an ectodermal placode and that develops into the internal ear.
  • australopithecus — an extinct genus of small-brained,large-toothed bipedal hominids that lived in Africa between one and four million years ago.
  • autoethnographic — Using ethnographic techniques to describe one's own life, or events in which one is a participant.
  • autofluorescence — (biology, microscopy) Self-induced fluorescence.
  • automatic camera — a camera in which the lens aperture or the shutter speed or both are automatically adjusted to the prevailing conditions
  • automatic redial — a telephone service feature whereby the last number dialed is automatically called again, either after a specified time or when activated by the user.
  • automatic repeat — a key on the keyboard of a typewriter, computer, etc, which, when depressed continuously, produces the character repeatedly until the key is released
  • autostereoscopic — Of or pertaining to autostereoscopy.
  • axminster carpet — a type of patterned carpet with a cut pile
  • bachelor of arts — a degree conferred on a person who has successfully completed his or her undergraduate studies, usually in a branch of the liberal arts or humanities
  • bachelor-at-arms — bachelor (def 4).
  • back-seat driver — If you refer to a passenger in a car as a back-seat driver, they annoy you because they constantly give you advice.
  • bacterial canker — a disease of plants, characterized by cankers and usually by exudation of gum, caused by bacteria, as of the genera Pseudomonas and Corynebacterium.
  • bacterioplankton — (biology) The bacterial component of marine plankton.
  • badminton racket — the type of racket used in games of badminton
  • balance of trade — A country's balance of trade is the difference in value, over a period of time, between the goods it imports and the goods it exports.
  • balance transfer — the act of transferring debt from one credit card to another, assuming that the second card has better terms or interest rates than the first
  • ballistic camera — a camera for tracking missiles launched at night.
  • balloon catheter — a type of catheter with a tiny, inflatable balloon at the tip, used in various surgical procedures
  • baltimore canyon — a submarine valley cut into the continental shelf and slope seaward of Chesapeake Bay.
  • bankruptcy order — a court order appointing a receiver to manage the property of a debtor or bankrupt
  • barbecue stopper — a controversial current-affairs issue
  • barclay de tolly — Prince Mikhail (mixaˈil). 1761–1818, Russian field marshal: commander in chief against Napoleon in 1812
  • bare necessities — only the essentials
  • barium carbonate — a white, poisonous, water-insoluble powder, BaCO 3 , used chiefly in the manufacture of rodenticides, paints, and dyes.
  • barometric error — error of a timepiece due to the fluctuations in density of the atmosphere through which the balance or pendulum moves.
  • basic dichromate — an orange-red, amorphous, water-insoluble powder, Bi 2 O 3 ⋅2CrO 3 , used chiefly as a pigment in paints.
  • bastard culverin — a 16th-century cannon, smaller than a culverin, firing a shot of between 5 and 8 pounds (11 and 17.6 kg).
  • batch processing — manufacturing products or treating materials in batches, by passing the output of one process to subsequent processes
  • batesian mimicry — mimicry in which a harmless species is protected from predators by means of its resemblance to a harmful or inedible species
  • bathroom cabinet — a wall-mounted cabinet in a bathroom, typically with a mirror front and used for the storage of medicines and toiletries
  • bayonet practice — drill in the use of a bayonet
  • bearish tendency — a tendency for share prices to fall
  • benguela current — a strong ocean current in the South Atlantic, flowing northward along the SW coast of Africa
  • beta abstraction — [lambda-calculus] The conversion of an expression to an application of a lambda abstraction to an argument expression. Some subterm of the original expression becomes the argument of the abstraction and the rest becomes its body. E.g. 4+1 --> (\ x . x+1) 4 The opposite of beta abstraction is beta reduction. These are the two kinds of beta conversion.
  • bidirectionality — capable of reacting or functioning in two, usually opposite, directions.
  • bimetallic strip — a strip consisting of two metals of different coefficients of expansion welded together so that it buckles on heating: used in thermostats, etc
  • black-letter day — an unlucky or tragic day.
  • blacktailed deer — a mule deer, esp. the subspecies (Odocoileus hemionus columbianus) found from N Calif. to British Columbia
  • blackwater fever — a rare and serious complication of malaria, characterized by massive destruction of red blood cells, producing dark red or blackish urine
  • bomb calorimeter — a device for determining heats of combustion by igniting a sample in a high pressure of oxygen in a sealed vessel and measuring the resulting rise in temperature: used for measuring the calorific value of foods
  • boston cream pie — a cake of two layers with icing and a creamy filling
  • botanical garden — a place where collections of plants and trees are kept for scientific study and exhibition
  • bracknell forest — a unitary authority in SE England, in E Berkshire. Pop: 110 100 (2003 est). Area: 109 sq km (42 sq miles)
  • bragg scattering — the diffraction phenomenon exhibited by a crystal bombarded with x-rays in such a way that each plane of the crystal lattice acts as a reflector (Bragg reflector)
  • braking distance — the distance a vehicle travels from the point at which its brakes are applied to the point at which it comes to a stop
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