15-letter words containing a, t, o, m, i, c
- autodidacticism — any self-directed learning or self-education
- 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.
- baconian method — induction (def 4a).
- badminton court — the court on which games of badminton are played
- barium chromate — a yellow, crystalline compound, BaCrO 4 , used as a pigment (barium yellow)
- basidiomycetous — belonging or pertaining to the basidiomycetes.
- 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
- biomathematical — relating to biomathematics
- 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 guillemot — a common guillemot, Cepphus grylle: its summer plumage is black with white wing patches and its winter plumage white with greyish wings
- 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)
- bowel complaint — bowel disease or condition
- cadmean victory — a victory won with great losses to the victors
- caffe macchiato — a hot beverage consisting of espresso and a small amount of foamed milk.
- cairngorm-stone — smoky quartz.
- calamine lotion — a soothing lotion containing calamine
- calcium oxalate — a white, crystalline powder, CaC 2 O 4 , insoluble in water, used in making oxalic acid.
- camelot library — (library)
- 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.
- camphorated oil — a liniment consisting of camphor and peanut oil, used as a counterirritant
- 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
- chamois leather — soft cleaning cloth
- chartophylacium — (in a medieval church) a place for the keeping of records and documents.
- chemical toilet — a toilet in which waste is treated with chemicals
- chemopsychiatry — the study and application of chemical substances in psychiatry
- chemosterilants — Plural form of chemosterilant.
- chemotaxonomist — a specialist in the field of chemotaxonomy
- chimney-pot hat — a high silk hat; top hat.
- cholesterolemia — the presence of an abnormal amount of cholesterol in the blood.
- christmas carol — a joyful hymn or religious song, celebrating the birth of Christ
- chromatic scale — a twelve-note scale including all the semitones of the octave
- chromatographic — (analytical chemistry) Of or pertaining to chromatography.
- chromic acetate — a grayish-green, water-soluble powder, Cr(C 2 H 3 O 2) 3 ⋅H 2 O, used chiefly as a mordant in dyeing and printing textiles.
- chromium-plated — having been plated with chromium
- cigarette smoke — the acrid smoke produced by cigarettes being smoked
- 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.