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12-letter words containing a, c, r, o, t, e

  • archenterons — Plural form of archenteron.
  • archeologist — archaeology.
  • archeopteryx — A specimen of the species Archaeopteryx lithographica, being the earliest and most primitive known bird, representing a transition in the evolution of dinosaurs to birds.
  • archibenthos — the ocean bottom between the littoral and abyssal zones: from depths of approximately 200 feet (60 meters) to 3300 feet (1000 meters).
  • arctic ocean — the ocean surrounding the North Pole, north of the Arctic Circle. Area: about 14 100 000 sq km (5 440 000 sq miles)
  • art director — a person responsible for the sets and costumes in a film
  • arthrobacter — a genus of rod-shaped or spherical bacteria found in the soil.
  • arthroscopes — Plural form of arthroscope.
  • artiodactyle — (zoology) One of the Artiodactyla, a group of ungulates.
  • aspect ratio — the ratio of width to height of the picture on a television or cinema screen
  • astrochemist — (chemistry, astronomy) A chemist or astronomer whose speciality is astrochemistry.
  • atheoretical — having no connection with and not founded on theory
  • atmospherics — Atmospherics are elements in something such as a piece of music or a book which create a certain atmosphere.
  • atomic power — nuclear power.
  • au contraire — on the contrary
  • auctioneered — Simple past tense and past participle of auctioneer.
  • autochangers — Plural form of autochanger.
  • autocritique — the examination of factors guiding one's thoughts, beliefs and actions; self-criticism
  • autodestruct — likely to or possessing the power to destroy or obliterate itself or its possessor
  • autoinjector — A medical device designed to deliver a single dose of a particular, typically life-saving, drug.
  • autoreactive — (immunology, medicine) Acting against the organism by which it was produced.
  • averruncator — a long pair of shears used for pruning the higher branches of trees
  • bachelorette — A bachelorette is a woman who has never married.
  • bacteriocide — Alternative form of bactericide.
  • bacteriology — Bacteriology is the science and the study of bacteria.
  • bacteriostat — any substance that arrests the growth or reproduction of bacteria but does not kill them
  • barometrical — (archaic) Relating to, or observed with, a barometer, barometric.
  • baroreceptor — a collection of sensory nerve endings, principally in the carotid sinuses and the aortic arch, that monitor blood pressure changes in the body
  • baton charge — A baton charge is an attacking forward movement made by a large group of policemen carrying batons.
  • bean counter — You can describe people such as accountants and business managers as bean counters if you disapprove of them because you think they are only interested in money.
  • beaver cloth — beaver1 (def 8).
  • beta blocker — A beta blocker is a drug which is used to treat people who have high blood pressure or heart problems.
  • beta-blocker — any of various substances that interfere with the action of the beta receptors: used primarily to reduce the heart rate or force in the prevention, management, or treatment of angina, hypertension, or arrythmias.
  • betacarotene — the most important form of the plant pigment carotene, which occurs in milk, vegetables, and other foods and, when eaten by man and animals, is converted in the body to vitamin A
  • bicollateral — (of a vascular bundle) having two phloem groups to the inside and outside, respectively, of the xylem
  • biometrician — a person who is knowledgeable about biometry
  • black forest — wooded mountain region in SW Germany
  • black scoter — a scoter of Eurasia and North America, Melanitta nigra, the adult male of which is black.
  • block heater — an electrically operated immersion heater fitted either to enter the water hose or the water jacket surrounding the cylinder block of a motor to warm the coolant in cold weather.
  • boot-scraper — a contraption consisting of an upright metal shape formerly placed outside some houses to enable people to scrape the mud from their boots before going in
  • borosilicate — a salt of boric and silicic acids
  • bracket foot — a corner foot of a chest or the like joining the sides in a concave line.
  • branch depot — one of a several depots receiving stock from the same central supplier
  • breed of cat — type; sort; variety: The new airplane is a completely different breed of cat from any that has been designed before.
  • bromoacetone — a colorless and highly toxic liquid, CH 2 BrCOCH 3 , used as a lachrymatory compound in tear gas and chemical warfare gas.
  • cacao butter — cocoa butter
  • caloreceptor — a receptor stimulated by heat.
  • calorimeters — Plural form of calorimeter.
  • calorimetric — the measurement of heat.
  • caméra stylo — the use of the camera as a means of personal expression, esp as practised by some directors of the New Wave
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