17-letter words containing c, h, a
- anthroposemiotics — The study of human communication.
- anti-anaphylactic — exaggerated allergic reaction to a foreign protein resulting from previous exposure to it.
- anti-hierarchical — of, belonging to, or characteristic of a hierarchy.
- anti-metaphysical — pertaining to or of the nature of metaphysics.
- antihyperglycemic — (of a medication or treatment) Tending to reduce hyperglycemia (high blood sugar, characteristic of diabetes).
- antitwilight arch — a narrow band, pink or with a purple cast, that sometimes appears at twilight just above the horizon opposite the sun.
- apostolic fathers — the Fathers of the early Church who immediately followed the Apostles
- appalachian trail — hiking trail extending from central Me. to N Ga., along the Appalachian Mountains: c. 2,050 mi (3,299 km)
- archconfraternity — a confraternity having the right to associate itself with confraternities that are similar to it, and to impart to them its privileges and indulgences.
- archconservatives — Plural form of archconservative.
- archimedes' screw — an ancient type of water-lifting device making use of a spiral passage in an inclined cylinder. The water is raised when the spiral is rotated
- architect's table — a table having a surface consisting of a drawing board adjustable to various heights and angles.
- architectonically — In terms of architectonics.
- aristolochiaceous — belonging to the Aristolochiaceae, the birthwort family of plants.
- arithmetic-series — a sequence in which each term is obtained by the addition of a constant number to the preceding term, as 1, 4, 7, 10, 13, and 6, 1, −4, −9, −14.
- armchair shopping — buying goods using a computer, telephone, or television in the home or via the postal system
- around the corner — If you say that something is around the corner, you mean that it will happen very soon. In British English, you can also say that something is round the corner.
- arunachal pradesh — a state in NE India, formed in 1986 from the former Union Territory. Capital: Itanagar. Pop: 1 091 117 (2001). Area: 83 743 sq km (32 648 sq miles)
- as the crow flies — If you say that a place is a particular distance away as the crow flies, you mean that it is that distance away measured in a straight line.
- ascend the throne — to become king or queen
- ashby-de-la-zouch — a town in central England, in Leicestershire: Mary, Queen of Scots, was imprisoned (1569) in the castle. Pop: 11 409 (2001)
- ask for the check — If you ask for the check, you ask the waitperson in a restaurant to bring you a piece of paper on which the price of your meal is written.
- assistant teacher — a person who assists a teacher in their work or who is not yet fully qualified as a teacher
- at the service of — To be at the service of a person or organization means to be available to help or be used by that person or organization.
- attachment theory — a set of concepts that explain the emergence of an emotional bond between an infant and primary caregiver and the way in which this bond affects the child’s behavioral and emotional development into adulthood. See also attachment (def 3a).
- attraction sphere — centrosphere (sense 1)
- audience research — research into the make-up and habits of the audience of a particular television or radio programme or network
- australopithecine — any of various extinct apelike primates of the genus Australopithecus and related genera, remains of which have been discovered in southern and E Africa. Some species are estimated to be over 4.5 million years old
- authority control — the establishment and maintainance of consistent forms of terms, as of names, subjects, and titles, to be used as headings in bibliographic records.
- bachelor's button — any of several plants of a genus (Centaurea) of the composite family, that have scaly, vase-shaped bracts below the white, pink, or blue flowers; esp., the cornflower and knapweed
- bachelor's degree — A bachelor's degree is a first degree awarded by universities.
- bachelor's-button — any of various plants with round flower heads, especially the cornflower.
- back on the rails — If something is back on the rails, it is beginning to be successful again after a period when it almost failed.
- backward chaining — (algorithm) An algorithm for proving a goal by recursively breaking it down into sub-goals and trying to prove these until facts are reached. Facts are goals with no sub-goals which are therefore always true. Backward training is the program execution mechanism used by most logic programming language like Prolog. Opposite: forward chaining.
- bacteriorhodopsin — a purple protein containing retinal and found in the plasma membrane of certain bacteria (genus Halobacterium): it directly supplies electrochemical energy from sunlight
- baggage checkroom — a left luggage office; a place at, for example, a railway station where baggage can be left
- bahia de cochinos — Spanish name of Bay of Pigs.
- baile atha cliath — Dublin
- baile-atha-cliath — Gaelic Baile Àtha Cliath. a seaport in and the capital of the Republic of Ireland, in the E part, on the Irish Sea.
- balance the books — do accounting
- bald-faced hornet — any large, stinging paper wasp of the family Vespidae, as Vespa crabro (giant hornet) introduced into the U.S. from Europe, or Vespula maculata (bald-faced hornet or white-faced hornet) of North America.
- barchester towers — a novel (1857) by Anthony Trollope.
- barkhausen effect — the phenomenon of short, sudden changes in the magnetism of a ferromagnetic substance occurring when the intensity of the magnetizing field is continuously altered.
- beat to the punch — to be quicker than (another) in doing something, as in striking a blow
- behind one's back — without one's knowledge; secretly or deceitfully
- bell-shaped curve — bell curve
- bergisch gladbach — city in W Germany, in the state of North Rhine-Westphalia: pop. 105,000
- bergisch-gladbach — an industrial city in W Germany, near Cologne.
- best first search — (algorithm) A graph search algorithm which optimises breadth first search by ordering all current paths according to some heuristic. The heuristic attempts to predict how close the end of a path is to a solution. Paths which are judged to be closer to a solution are extended first. See also beam search, hill climbing.
- biological father — the man whose semen fertilized the ovum from which a child was born