12-letter words containing m, r
- armed forces — The armed forces or the armed services of a country are its military forces, usually the army, navy, marines, and air force.
- arming chest — a chest for holding armor and weapons.
- armor-plated — An armor-plated vehicle or building has a hard metal covering in order to protect it from gunfire and other missiles.
- armored rope — rope made of wire-wrapped hempen strands that is used in salvage work.
- armour plate — a tough heavy steel, usually containing chromium, nickel, and molybdenum and often hardened on the surface, used for protecting warships, tanks, etc
- armourbearer — One who carries armor for another.
- armoured car — a fast lightly armed and armoured vehicle, mainly used for reconnaissance
- arms control — an agreement between two or more countries to reduce the number of weapons owned, with the aim of preventing war
- army cutworm — the larva of a noctuid moth, Chorizagrotis auxiliaris, that is a pest of wheat and alfalfa in the Plains states.
- army officer — a person in the army who holds a position of authority, responsibility and duty, especially one who holds a commission
- army surplus — used or unused articles of military clothing, equipment, etc previously allocated to or intended for the use of army personnel but now sold off to members of the public
- aromatherapy — Aromatherapy is a type of treatment which involves massaging the body with special fragrant oils.
- aromatically — having an aroma; fragrant or sweet-scented; odoriferous.
- arraignments — Plural form of arraignment.
- arrangements — preparatory measures taken or plans made; preparations
- arrival time — the time when someone or something arrives, arrived, or will arrive
- arsphenamine — a drug containing arsenic, formerly used in the treatment of syphilis and related infections
- art mobilier — small, movable art objects, especially primitive or prehistoric works of art.
- arteriograms — Plural form of arteriogram.
- arthrotomies — Plural form of arthrotomy.
- artilleryman — a serviceman who serves in an artillery unit
- artillerymen — Plural form of artilleryman.
- assimilators — Plural form of assimilator.
- assimilatory — characterized by assimilation; assimilating.
- astigmatizer — a cylindrical lens used in a rangefinder to draw out the point image of a point source into a line.
- astigmometer — an apparatus for measuring the degree of astigmatism.
- astrochemist — (chemistry, astronomy) A chemist or astronomer whose speciality is astrochemistry.
- astrocompass — a navigational instrument for giving directional bearings from the centre of the earth to a particular star. It is carried in long-range aircraft, ships, spacecraft, etc
- astrocytomas — Plural form of astrocytoma.
- astrodynamic — Pertaining to astrodynamics.
- astronomical — If you describe an amount, especially the cost of something as astronomical, you are emphasizing that it is very large indeed.
- asymmetrical — Something that is asymmetrical has two sides or halves that are different in shape, size, or style.
- asynchronism — a lack of synchronism; occurrence at different times
- at a premium — If something is at a premium, it is wanted or needed, but is difficult to get or achieve.
- atheromatous — a sebaceous cyst.
- atmospherics — Atmospherics are elements in something such as a piece of music or a book which create a certain atmosphere.
- atmospherium — an optical system used to simulate images of atmospheric phenomena, as cloud formations, storms, and day and night, on the inside of a dome.
- atom smasher — accelerator (sense 3)
- atomic power — nuclear power.
- auction room — a room in a building where auctions take place
- autapomorphy — (cladistics) A derived trait that is unique to a particular taxon.
- auto-erotism — the arousal and satisfaction of sexual excitement within or by oneself, as by masturbation.
- automorphism — the practice of seeing others as having the same characteristics as oneself
- autorhythmic — That generates its own rhythm.
- axe-murderer — someone who commits murderer with an axe
- axisymmetric — being symmetrical around an axis
- azithromycin — A macrolide antibiotic derived from erythromycin.
- b chromosome — a type of densely staining chromosome of uncertain biological function, found in many plant and animal species.
- baba au rhum — a light cake raised with yeast, containing raisins and dried fruits and soaked in a rum syrup
- babe-in-arms — a young baby that has to be carried