16-letter words containing a, r, t, o, i, s
- apostolic church — the Christian church as founded by the apostles.
- appraisal method — a method used for the appraisal of an employee
- aratus of sicyon — 271–213 b.c, Greek general: leader of the Achaean League.
- archaeomagnetism — an archaeological technique for dating certain clay objects by measuring the extent to which they have been magnetized by the earth's magnetic field
- archconservative — consistently holding extremely conservative views: publisher of the city's archconservative newspaper.
- archival storage — a method of retaining information outside of the internal memory of a computer
- aristocratically — In an aristocratic manner.
- arsenic trioxide — a white poisonous powder used in the manufacture of glass and as an insecticide, rat poison, and weedkiller. Formula: As2O3
- arteriosclerosis — Arteriosclerosis is a medical condition in which the walls of your arteries become hard and thick, so your blood cannot flow through them properly.
- arteriosclerotic — degenerative changes in the arteries, characterized by thickening of the vessel walls and accumulation of calcium with consequent loss of elasticity and lessened blood flow.
- arthroscopically — By means of arthroscopy.
- arthus' reaction — a severe, local immune reaction to the injection of an antigen in a sensitized host.
- as distinct from — If you say that you are talking about one thing as distinct from another, you are indicating exactly which thing you mean.
- assembly routine — assembler (def 2a).
- assistant editor — a person who assists an editor in their work
- associate degree — An associate degree is a college degree that is awarded to a student who has completed a two-year course of study.
- associate member — a person who is a member of a club, organization etc. but has only partial rights and privileges or subordinate status
- association area — any of the regions of the cerebral cortex of the brain connected by numerous nerve fibers to all parts of both cerebral hemispheres and coordinating such higher activities as learning and reasoning.
- astroengineering — (scifi) The construction of megastructures in space by technologically advanced beings.
- at one's leisure — when one has free time
- atmospheric tide — a movement of atmospheric masses caused by the gravitational attraction of the sun and moon and by daily solar heating.
- 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
- auditory aphasia — aphasia in which there is no comprehension of spoken words; word deafness.
- auditory vesicle — the pouch that is formed by the invagination of an ectodermal placode and that develops into the internal ear.
- aurora australis — the aurora seen around the South Pole
- australopithecus — an extinct genus of small-brained,large-toothed bipedal hominids that lived in Africa between one and four million years ago.
- austro-hungarian — of or relating to the Dual Monarchy of Austria-Hungary (1867–1918)
- authoritarianism — Authoritarianism is the state of being authoritarian or the belief that people with power, especially the State, have the right to control other people's actions.
- autoregressively — In an autoregressive manner.
- autostereoscopic — Of or pertaining to autostereoscopy.
- autotransfusions — Plural form of autotransfusion.
- aversion therapy — a method of suppressing an undesirable habit, such as excessive smoking, by causing the subject to associate an unpleasant effect, such as an electric shock or nausea, with the habit
- axis of symmetry — Mathematics. a straight line for which every point on a given curve has corresponding to it another point such that the line connecting the two points is bisected by the given line.
- ballast resistor — ballast (def 5a).
- ballast-resistor — Nautical. any heavy material carried temporarily or permanently in a vessel to provide desired draft and stability.
- 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 pointing — an imitation of tuck pointing, having a fillet made from the mortar of the joint.
- batch processing — manufacturing products or treating materials in batches, by passing the output of one process to subsequent processes
- 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.
- birthday honours — (in Britain) honorary titles conferred on the official birthday of the sovereign
- boston cream pie — a cake of two layers with icing and a creamy filling
- boundary dispute — dispute between neighbours about the boundary between their properties
- branchiopneustic — breathing by means of gills, as certain aquatic insect larvae.
- 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)
- british honduras — Belize
- british longhair — a breed of large cat with a semi-long thick soft coat
- 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