15-letter words containing a, m
- argumentatively — fond of or given to argument and dispute; disputatious; contentious: The law students were an unusually argumentative group.
- aristotelianism — a philosophical tradition based on the wide-ranging belief system of Aristotle
- arithmetic mean — an average value of a set of integers, terms, or quantities, expressed as their sum divided by their number
- armaments depot — a store for armaments
- armenian church — the national Church of Armenia, founded in the early fourth century ad, the dogmas and liturgy of which are similar to those of the Orthodox Church
- armes parlantes — arms using devices to illustrate the name of the bearers, such as a rose and a wall to illustrate the name Rosewall
- armour-piercing — capable of penetrating armour plate
- arms inspection — the official checking of a country's weapons and other military equipment, usually to check that international agreements have been respected
- army air forces — a unit comprising almost all aviation, with its personnel, equipment, etc.: it became part of the Air Force on July 26, 1947.
- army-navy store — a retail store selling a stock of surplus army, naval, and other military apparel and goods, often at bargain rates.
- arrangement fee — a fee charged by a bank, building society, etc for setting up a loan
- arrest judgment — to stay proceedings after a verdict, on the grounds of error or possible error
- arrondissements — Plural form of arrondissement.
- asbestos cement — a compound of asbestos fiber and Portland cement formerly used for various nonstructural building purposes.
- assemblypersons — Plural form of assemblyperson.
- assimilationism — the theory of promoting the incorporation and mixing of different groups in society
- assimilationist — a person who favours and promotes the incorporation and mixing of different groups in society
- astrodynamicist — a person who studies astrodynamics
- astrophotometry — the measurement of the intensity of light of celestial objects.
- asymmetric bars — a pair of wooden or fibreglass bars placed parallel to each other but set at different heights, for various exercises
- asymmetric time — musical time consisting of an odd number of beats in each bar divided into uneven combinations, such as 3 + 2, 4 + 3, 2 + 3 + 2, etc
- as…as they come — the most characteristic example of a class or type
- at arm's length — If you hold something at arm's length, you hold it away from your body with your arm straight.
- at the mercy of — in the power of
- atlantic salmon — a valuable food and game fish, Salmo salar, mainly of northern coastal Atlantic waters or, when spawning, in freshwater streams tributary to the ocean.
- atlas mountains — a mountain system of N Africa, between the Mediterranean and the Sahara. Highest peak: Mount Toubkal, 4165 m (13 664 ft)
- atmospherically — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- atomic cocktail — an aqueous solution of radioactive substance administered orally as part of the treatment for cancer
- audio equipment — electrical devices used to play or record sound
- augmented roman — a writing system based on an expanded English alphabet, consisting of 43 characters representing different phonemes of spoken English, used for teaching beginners to read. Abbreviation: I.T.A., i.t.a.
- augmented sixth — an interval greater than a major sixth by a chromatic half step.
- augusta emerita — a market town in W Spain, in Extremadura, on the Guadiana River: founded in 25 bc; became the capital of Lusitania and one of the chief cities of Iberia. Pop: 52 110 (2003 est)
- australian mist — a breed of medium-sized cat with a short spotted or marbled coat
- autocannibalism — The eating of part of one's own body.
- autocollimation — the process used in an autocollimator.
- autodidacticism — any self-directed learning or self-education
- automata theory — the formal study of the power of computation of abstract machines
- automatic drive — an automotive transmission requiring either very little or no manual shifting of gears.
- automatic focus — a system in a camera which automatically adjusts the lens so that the object being photographed is in focus, often one using infrared light to estimate the distance of the object from the camera
- automatic pilot — An automatic pilot or an autopilot is a device in an aircraft that automatically keeps it on a particular course.
- automatic rifle — a type of light machine gun capable of firing automatically or in single shots.
- automorphically — in an automorphic manner
- autorhythmicity — The quality of being autorhythmic, or generating its own rhythm, as for example the cells of the cardiac muscle do.
- autotransformer — a transformer in which part of the winding is common to both primary and secondary circuits
- axiom of choice — the axiom of set theory that given any collection of disjoint sets, a set can be so constructed that it contains one element from each of the given sets.
- azobisformamide — (chemistry) azodicarbonamide.
- azuchi-momoyama — a period of Japanese art, 1568–1600, characterized by construction of imposing, elegant castles and small, unadorned teahouses, lavish decorative arts, and bright-colored painting.
- bacchanalianism — the practice of bacchanalian behaviour; drunken revelry
- baconian method — induction (def 4a).
- badminton court — the court on which games of badminton are played