15-letter words containing m, o, i, r, a
- anthropopathism — ascription of human passions or feelings to a being or beings not human, especially to a deity.
- anti-commercial — of, relating to, or characteristic of commerce.
- anti-conformist — a person who conforms, especially unquestioningly, to the usual practices or standards of a group, society, etc.
- antiferromagnet — a material which exhibits antiferromagnetism
- antihemorrhagic — That stops or reduces hemorrhage.
- antimonarchical — opposed to the monarchy
- antirationalism — the opposition to rationalism
- antiremonstrant — the party that opposed the Remonstrants
- antiromanticism — the opposition to romanticism
- approximateness — The quality of being approximate.
- arc de triomphe — the triumphal arch in Paris begun by Napoleon I to commemorate his victories of 1805–6 and completed in 1836
- arch of triumph — Arc de Triomphe.
- aristotelianism — a philosophical tradition based on the wide-ranging belief system of Aristotle
- 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.
- arrondissements — Plural form of arrondissement.
- astrodynamicist — a person who studies astrodynamics
- atmospherically — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- automatic drive — an automotive transmission requiring either very little or no manual shifting of gears.
- 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.
- azobisformamide — (chemistry) azodicarbonamide.
- badminton court — the court on which games of badminton are played
- baptism of fire — If someone who has just begun a new job has a baptism of fire, they immediately have to cope with very many severe difficulties and obstacles.
- bar examination — a written examination to determine if one is qualified to practice law in a particular jurisdiction.
- barium chloride — a poisonous compound, BaCl2, consisting of flat white crystals that are soluble in water: it is used to treat water, metals, leather, etc.
- barium chromate — a yellow, crystalline compound, BaCrO 4 , used as a pigment (barium yellow)
- barium peroxide — a gray-white powder, BaO2, used as a bleach and in making hydrogen peroxide
- barry mountains — a mountain range in SE Australia, in E Victoria: part of the Australian Alps
- basse-normandie — a region of NW France, on the English Channel: consists of the Cherbourg peninsula in the west rising to the Normandy hills in the east; mainly agricultural
- bear comparison — to be sufficiently similar in class or range to be compared with (something else), esp favourably
- binomial series — an infinite series obtained by expanding a binomial raised to a power that is not a positive integer.
- bladder campion — a European caryophyllaceous plant, Silene vulgaris, having white flowers with an inflated calyx
- blenheim orange — a type of apple tree bearing gold-coloured apples
- bohemia-moravia — a former German protectorate including Bohemia and Moravia, 1939–45.
- bohemian forest — a mountain range between the SW Czech Republic and SE Germany. Highest peak: Arber, 1457 m (4780 ft)
- bookmaking firm — an organization that accepts bets from gamblers and pays out winnings
- boston marriage — (especially in 19th-century New England) an intimate friendship between two women often maintaining a household together.
- brompheniramine — a substance, C 16 H 19 BrN 2 , used as an antihistamine in the management of various allergies, as hay fever.
- 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.
- bulimia nervosa — a disorder characterized by compulsive overeating followed by vomiting: sometimes associated with anxiety about gaining weight
- bureau of mines — a division of the Department of the Interior, created in 1910, that studies the nation's mineral resources and inspects mines.
- cadmean victory — a victory won with great losses to the victors
- cairngorm-stone — smoky quartz.
- calcium blocker — any of a group of drugs that prevent the influx of calcium into excitable tissues such as smooth muscle of the heart or arterioles, used in the treatment of angina, hypertension, and certain arrhythmias.
- california mink — cacomistle.