15-letter words containing a, m, i, n, o, t
- antirationalism — the opposition to rationalism
- antiremonstrant — the party that opposed the Remonstrants
- antiromanticism — the opposition to romanticism
- apple macintosh — Macintosh
- approximateness — The quality of being approximate.
- aristotelianism — a philosophical tradition based on the wide-ranging belief system of Aristotle
- arms inspection — the official checking of a country's weapons and other military equipment, usually to check that international agreements have been respected
- arrondissements — Plural form of arrondissement.
- 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
- 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)
- audio equipment — electrical devices used to play or record sound
- autocannibalism — The eating of part of one's own body.
- autocollimation — the process used in an autocollimator.
- baconian method — induction (def 4a).
- badminton court — the court on which games of badminton are played
- ball ammunition — live small-arms ammunition
- bar examination — a written examination to determine if one is qualified to practice law in a particular jurisdiction.
- barry mountains — a mountain range in SE Australia, in E Victoria: part of the Australian Alps
- bathing costume — A bathing costume is a piece of clothing that is worn for swimming, especially by women and girls.
- bioaccumulation — the process in which industrial waste, toxic chemicals, etc. gradually accumulate in living tissue
- bit-mapped font — a computer font whose characters are held in memory as series of dots.
- bituminous coal — a soft black coal, rich in volatile hydrocarbons, that burns with a smoky yellow flame. Fixed carbon content: 46–86 per cent; calorific value: 1.93 × 107 – 3.63 × 107 J/kg
- black mountains — a mountain range running from N Monmouthshire and SE Powys (Wales) to SW Herefordshire (England). Highest peak: Waun Fach, 811 m (2660 ft)
- bohemian forest — a mountain range between the SW Czech Republic and SE Germany. Highest peak: Arber, 1457 m (4780 ft)
- boston marriage — (especially in 19th-century New England) an intimate friendship between two women often maintaining a household together.
- bowel complaint — bowel disease or condition
- brother-in-arms — a fellow soldier or comrade in a shared struggle
- brown-tail moth — a white moth, Nygmia phaerrhoea, having a brown tuft at the end of the abdomen, the larvae of which feed on the foliage of various shade and fruit trees.
- brownian motion — the irregular motion of small particles suspended in a liquid or a gas, caused by the bombardment of the particles by molecules of the medium: first observed by Robert Brown in 1827.
- cadmean victory — a victory won with great losses to the victors
- cairngorm-stone — smoky quartz.
- calamine lotion — a soothing lotion containing calamine
- campaign button — a disk-shaped pin worn by a supporter of a political candidate, usually bearing the name of the candidate and often a slogan or the candidate's picture.
- capitulationism — advocacy or approval of capitulation.
- casement-window — a window sash opening on hinges that are generally attached to the upright side of its frame.
- castanospermine — a substance obtained from the Australian chestnut or black bean tree
- castrametations — Plural form of castrametation.
- cat-o'-mountain — catamountain
- chemosterilants — Plural form of chemosterilant.
- chemotaxonomist — a specialist in the field of chemotaxonomy
- chimney-pot hat — a high silk hat; top hat.
- cinematographed — a motion-picture projector.
- cinematographer — A cinematographer is a person who decides what filming techniques should be used during the shooting of a film.
- cinematographic — a motion-picture projector.
- circumnavigator — A person who circumnavigates; that is, sails around the world.
- circumvallation — surrounded by or as if by a rampart.
- city councilman — a member of a city council