14-letter words containing m, a, c, r, o
- atomic reactor — reactor (def 4).
- atomic veteran — a veteran of the armed forces who was exposed to radioactivity during the testing or use of nuclear (atomic) weapons in World War II or subsequent wars.
- atomic warfare — war in which nuclear weapons are used
- atomic-powered — powered by atomic energy
- autocollimator — an instrument combining the functions of a telescope and collimator, for detecting and measuring very small deviations in a beam of light.
- automatic door — a self-opening door
- award ceremony — ceremony at which an award is presented
- back formation — the invention of a new word on the assumption that a familiar word is derived from it. The verbs edit and burgle were so created from editor and burglar
- back-formation — the analogical creation of one word from another word that appears to be a derived or inflected form of the first by dropping the apparent affix or by modification.
- backstrap loom — a simple horizontal loom, used especially in Central and South America, on which one of two beams holding the warp yarn is attached to a strap that passes across the weaver's back.
- ballroom dance — a social dance, popular since the beginning of the 20th century, in conventional rhythms, such as the foxtrot and the quickstep
- baltimore chop — a batted ball that takes a high bounce upon hitting the ground on or immediately in front of home plate, often enabling the batter to reach first base safely.
- bamboo curtain — (esp in the 1950s and 1960s) the political and military barrier to communications around the People's Republic of China
- barometrically — By means of a barometer.
- beach wormwood — a composite plant, Artemisia stellerana, having yellow flowers and deeply lobed leaves covered with dense white fuzz.
- bermuda collar — a narrow, pointed collar on a woman's dress or blouse
- beyond compare — If you describe something as beyond compare, you mean that it is extremely good or extremely great.
- bioinformatics — the branch of information science concerned with large databases of biochemical or pharmaceutical information
- board chairman — the chairman of the board of a company, etc
- bomber command — a former unit of the Royal Air Force dedicated to tactical and strategic bombing, esp during WWII
- boring machine — a machine that bores holes, tunnels, etc
- broad-spectrum — effective against a wide variety of diseases or microorganisms
- broom cupboard — a small cupboard or closet for storing brooms, mops, etc
- cadmium bronze — an alloy of copper with about 1 percent cadmium.
- cadmium orange — a yellow color approaching orange.
- cairngormstone — (mineral, rare) A yellow or smoky brown variety of rock crystal, found especially in the mountains of w Cairngorm in Scotland.
- calendar month — A calendar month is one of the twelve months of the year.
- caltrop family — the plant family Zygophyllaceae, typified by tropical herbaceous plants and shrubs having pinnate leaves, solitary or paired regular flowers, and fruit in the form of a capsule, and including the creosote bush, lignum vitae, and puncture vine.
- camelopardalis — a N constellation between Ursa Major and Cassiopeia; the Giraffe
- camera obscura — a darkened chamber or small building in which images of outside objects are projected onto a flat surface by a convex lens in an aperture
- camillo cavour — Camillo Benso di [kah-meel-law ben-saw dee] /kɑˈmil lɔ ˈbɛn sɔ di/ (Show IPA), 1810–61, Italian statesman: leader in the unification of Italy.
- camp counselor — activities supervisor
- camphor laurel — an Australian name for the camphor tree, now occurring in the wild in parts of Australia
- camphoric acid — a whitish crystallizable substance derived from the oxidization of camphor, used in solution in medicine as an antiseptic. Formula: C10H16O4
- campylobacters — Plural form of campylobacter.
- campylotropous — (of an ovule) curved so that the micropyle and funiculus almost touch
- caprimulgiform — Of or pertaining to the taxonomic order Caprimulgiformes.
- caramelisation — (chiefly British) alternative spelling of caramelization.
- caramelization — the conversion of sugar into caramel, caused by heating
- carcinomatosis — a condition characterized by widespread dissemination of carcinomas or by a carcinoma that affects a large area
- carcinosarcoma — a malignant tumour composed of carcinoma and sarcoma
- cardiomyopathy — a disease of the heart muscle usually caused by a biochemical defect or a toxin such as alcohol
- carpenter moth — any of various large moths of the family Cossidae, the larvae of which bore beneath and cause damage to tree bark
- carpet bombing — Carpet bombing is heavy bombing from aircraft, with the intention of hitting as many places as possible in a particular area.
- case framework — A set of products and conventions that allow CASE tools to be integrated into a coherent environment.
- castrametation — the art of designing and laying out an encampment
- celto-germanic — having the characteristics of both the Celtic and Germanic peoples.
- center of mass — the point in a body or system of bodies at which the entire mass may be assumed to be concentrated
- central moment — a moment about the center of a distribution, usually the mean.
- centre of mass — the point at which the mass of a system could be concentrated without affecting the behaviour of the system under the action of external linear forces