17-letter words containing i, n, a
- antiprostaglandin — A prostaglandin inhibitor.
- antirevolutionary — opposed to revolution, esp opposed to a particular revolution and the people who are carrying it out
- antitwilight arch — a narrow band, pink or with a purple cast, that sometimes appears at twilight just above the horizon opposite the sun.
- antivirus program — antivirus software
- anytime algorithm — (algorithm) An algorithm that returns a sequence of approximations to the correct answer such that each approximation is no worse than the previous one, i.e. the algorithm can be stopped at _any time_. x = (x + b / x) / 2 Each new x is closer to the square root than the previous one. Applications might include a real-time control system or a chess program that is allowed a fixed thinking time.
- appalachian trail — hiking trail extending from central Me. to N Ga., along the Appalachian Mountains: c. 2,050 mi (3,299 km)
- application layer — (networking) The top layer of the OSI seven layer model. This layer handles issues like network transparency, resource allocation and problem partitioning. The application layer is concerned with the user's view of the network (e.g. formatting electronic mail messages). The presentation layer provides the application layer with a familiar local representation of data independent of the format used on the network.
- appointed actuary — An appointed actuary is an actuary appointed by a life insurance company, whose main role is to carry out a regular valuation of the reserves held to pay future policy benefits.
- 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.
- architectonically — In terms of architectonics.
- argumentativeness — fond of or given to argument and dispute; disputatious; contentious: The law students were an unusually argumentative group.
- arlington heights — village in NE Ill.: suburb of Chicago: pop. 76,000
- armature reaction — a change in the magnetic field of a dynamo caused by the magnetic field induced by the current flowing through the armature.
- armchair shopping — buying goods using a computer, telephone, or television in the home or via the postal system
- aromatic compound — an organic compound that contains one or more benzene or equivalent heterocyclic rings: many such compounds have an agreeable odor.
- arranged marriage — In an arranged marriage, the parents choose the person who their son or daughter will marry.
- arresting officer — the police officer making an arrest
- arsenic disulfide — an orange-red, water-insoluble, poisonous powder, As 4 S 4 , As 2 S 2 , or AsS, used chiefly in the manufacture of fireworks.
- arsenic poisoning — poisoning by arsenic
- articulated joint — Anatomy. a flexible joint.
- artificial kidney — a mechanical apparatus for performing haemodialysis
- artificial person — a human being, whether an adult or child: The table seats four persons.
- ascertained goods — specific goods
- assateague island — a narrow island in SE Maryland and E Virginia on Chincoteague Bay: annual wild pony roundup. 33 miles (53 km) long.
- assessable income — the portion of one's income that is subject to tax
- assistant driller — An assistant driller is someone whose job is to help a driller, and work at the drilling controls on the rig floor.
- assistant manager — a person who assists a manager in their work
- assistant referee — An assistant referee is the same as a linesman.
- assistant teacher — a person who assists a teacher in their work or who is not yet fully qualified as a teacher
- association fiber — any of several nerve fibers connecting different areas of the cerebral cortex in the same hemisphere.
- assyro-babylonian — of or relating to Assyria and Babylonia.
- astral projection — the departure of the astral body from the physical body, in order to travel to the astral plane
- astronomical unit — a unit of distance used in astronomy equal to the mean distance between the earth and the sun. 1 astronomical unit is equivalent to 1.495 × 1011 metres or about 9.3 × 107 miles
- astronomical year — year (def 4b).
- at a disadvantage — If you are at a disadvantage, you have a problem or difficulty that many other people do not have, which makes it harder for you to be successful.
- at a snail's pace — If you say that someone does something at a snail's pace, you are emphasizing that they are doing it very slowly, usually when you think it would be better if they did it much more quickly.
- at one's disposal — If you have something at your disposal, you are able to use it whenever you want, and for whatever purpose you want. If you say that you are at someone's disposal, you mean that you are willing to help them in any way you can.
- at one's own risk — If you tell someone that they are doing something at their own risk, you are warning them that, if they are harmed, it will be their own responsibility.
- at swords' points — ready to quarrel or fight
- at their own game — If you beat someone at their own game, you use the same methods that they have used, but more successfully, so that you gain an advantage over them.
- attainment target — a general defined level of ability that a pupil is expected to achieve in every subject at each key stage in the National Curriculum
- attention-getting — conspicuously drawing attention to something or someone: an attention-getting device; attention-getting behavior.
- attention-seeking — intended to make people take notice
- attorneys-in-fact — a person authorized by power of attorney to act on the authorizer's behalf outside a court of law.
- 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
- audio description — a facility provided for visually impaired people in which a film, television programme, or play is described through audio technology
- augmented reality — an artificial environment created through the combination of real-world and computer-generated data
- australia antigen — an antigen present in the blood of some persons with one form of hepatitis