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16-letter words containing a, r, t, m

  • bargain-basement — very low-priced.
  • 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.
  • baron tweedsmuir — the title of Scottish novelist John Buchan
  • bartholomeu dias — Bartholomeu [bahr-too-loo-me-oo] /ˌbɑr tʊ lʊˈmɛ ʊ/ (Show IPA), c1450–1500, Portuguese navigator: discoverer of the Cape of Good Hope.
  • basic dichromate — an orange-red, amorphous, water-insoluble powder, Bi 2 O 3 ⋅2CrO 3 , used chiefly as a pigment in paints.
  • bastard mahogany — an Australian tree, Eucalyptus botryoides, of the myrtle family, having lance-shaped leaves and furrowed bark.
  • 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
  • bathythermograph — a device for measuring the temperature of the ocean at any specific depth down to c. 1,800 m (c. 5,900 ft)
  • be on the market — to be offered for sale
  • beauty treatment — the use of some form of treatment to improve someone's beauty such as a facial, manicure or depilation
  • beaux' stratagem — a comedy (1707) by George Farquhar.
  • bermuda palmetto — a palm, Sabal bermudana, of Bermuda, having small, roundish, black fruit and leaves that are checkered beneath.
  • bermuda triangle — an area in the Atlantic Ocean bounded by Bermuda, Puerto Rico, and Florida where ships and aeroplanes are alleged to have disappeared mysteriously
  • 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
  • binomial theorem — a mathematical theorem that gives the expansion of any binomial raised to a positive integral power, n. It contains n + 1 terms: (x + a)n = xn + nxn–1a + [n(n–1)/2] xn–2a2 +…+ (nk) xn–kak + … + an, where (nk) = n!/(n–k)!k!, the number of combinations of k items selected from n
  • bioenvironmental — pertaining to the environment of living organisms: Bioenvironmental engineers seek to reduce air and water pollution.
  • birthwort family — the plant family Aristolochiaceae, typified by mostly tropical woody vines and herbaceous plants, having alternate, heart-shaped leaves and flowers lacking true petals but having three petallike sepals, and including the birthwort, Dutchman's-pipe, and wild ginger.
  • blink comparator — an optical instrument used to detect small differences in two photographs of the same field or object by viewing them alternately, switching rapidly from one to the other.
  • 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
  • bootstrap memory — memory that allows new programs to be entered because some simple preliminary instructions or information are already built in.
  • bordeaux mixture — a fungicide consisting of a solution of equal quantities of copper sulphate and quicklime
  • boston cream pie — a cake of two layers with icing and a creamy filling
  • brass instrument — a musical wind instrument of brass or other metal with a cup-shaped mouthpiece, as the trombone, tuba, French horn, trumpet, or cornet.
  • brick-and-mortar — pertaining to conventional stores, businesses, etc., having physical buildings and facilities, as opposed to Internet or remote services.
  • british columbia — a province of W Canada, on the Pacific coast: largely mountainous with extensive forests, rich mineral resources, and important fisheries. Capital: Victoria. Pop: 4 400 057 (2011 est). Area: 930 532 sq km (359 279 sq miles)
  • broadloom carpet — any carpet woven on a wide loom and not having seams, especially one wider than 54 inches (137 cm).
  • bronchial asthma — asthma.
  • brood parasitism — a type of parasitism in which a bird (brood parasite), as a cowbird or European cuckoo, lays and abandons its eggs in the nest of another species
  • buckthorn family — the plant family Rhamnaceae, characterized by shrubs and trees having alternate, simple leaves, clusters of small flowers, and fruit in the form of a drupe or capsule, and including the buckthorn, cascara, and New Jersey tea.
  • bunker mentality — a defensive attitude in which others are seen as hostile or potentially hostile
  • burkitt lymphoma — a rare type of tumour of the white blood cells, occurring mainly in Africa and associated with infection by Epstein-Barr virus
  • buttercup family — the plant family Ranunculaceae, typified by mostly herbaceous plants having usually alternate leaves, multistaminate flowers sometimes lacking petals but with colorful sepals, and including the anemone, buttercup, clematis, columbine, delphinium, and monkshood.
  • butterfly damper — a damper, as in a flue, that rotates about a central axis across its face.
  • byzantine empire — the continuation of the Roman Empire in the East, esp after the deposition of the last emperor in Rome (476 ad). It was finally extinguished by the fall of Constantinople, its capital, in 1453
  • cabinet minister — a minister who is a member of the cabinet
  • calcium arsenate — a toxic, white powder, Ca3(AsO4)2, used as an insecticide in the form of a spray or dust
  • calorimetrically — In a calorimetric manner.
  • camborne-redruth — a former (until 1974) urban district in SW England, in Cornwall: formed in 1934 by the amalgamation of the neighbouring towns of Camborne and Redruth. Pop: 39 936 (2001)
  • canine distemper — distemper1 (def 1a).
  • cardiotachometer — a device for counting heartbeats, usually displaying the number of beats per minute
  • careers mistress — a female teacher who gives pupils advice and information about careers
  • carnot's theorem — the principle that no engine operating between two given temperatures can be more efficient than a Carnot engine operating between the same temperatures.
  • category mistake — a sentence that says of something in one category what can only intelligibly be said of something in another, as when speaking of the mind located in space
  • catering manager — the person in charge of the catering in a place or at an event
  • celestial empire — Chinese Empire
  • central american — of or relating to Central America or its inhabitants
  • centrifugal pump — a pump having a high-speed rotating impeller whose blades throw the water outwards
  • chamber of trade — a national organization representing local chambers of commerce
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