12-letter words starting with ar
- arctophilist — a collector of teddy bears
- arden-arcade — suburb of Sacramento, in central Calif.: pop. 96,000
- area bombing — aerial bombing in which bombs are dropped over the general area of a target.
- area manager — a manager of a business, organization, etc who has responsibility for a specific geographical area
- arena chapel — a private chapel in Padua containing a fresco cycle painted (1305–06) by Giotto.
- arenaviruses — Plural form of arenavirus.
- arfvedsonite — a type of hornblende with the composition Na3(Fe,Mg)4FeSi8O22(OH)2
- argillaceous — (of sedimentary rocks and deposits) composed of very fine-grained material, such as clay, shale, etc
- argle-bargle — argy-bargy
- aria da capo — an operatic aria in three sections with the first and third sections alike and the middle section contrasting.
- ariel sharon — Ariel, 1928–2014, Israeli military and political leader; prime minister 2001–06.
- aripiprazole — An antipsychotic drug used in the treatment of schizophrenia etc.
- aristocratic — Aristocratic means belonging to or typical of the aristocracy.
- aristolochia — any of various plants of the genus Aristolochia of the family Aristolochiaceae
- aristophanes — ?448–?380 bc, Greek comic dramatist, who satirized leading contemporary figures such as Socrates and Euripides. Eleven of his plays are extant, including The Clouds, The Frogs, The Birds, and Lysistrata
- aristophanic — 448?–385? b.c, Athenian comic dramatist.
- aristotelian — of or relating to Aristotle or his philosophy
- arithmetical — Arithmetical calculations, processes, or skills involve the addition, subtraction, multiplication, or division of numbers.
- arithmomania — an obsessive desire to count objects, or a fixation with numbers and calculations
- arm's-length — lacking intimacy or friendliness, esp when possessing some special connection, such as previous closeness
- arm-twisting — persuasion
- armada chest — an iron or iron-bound strongbox of the 17th or 18th century.
- armamentaria — the aggregate of equipment, methods, and techniques available to one for carrying out one's duties: The stethoscope is still an essential part of the physician's armamentarium.
- 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.
- around about — Around about means approximately.
- arousability — to stimulate sexually.
- arpeggiation — the writing, playing or singing of arpeggios
- arquebusiers — harquebusier.
- arraignments — Plural form of arraignment.
- arrangements — preparatory measures taken or plans made; preparations
- array theory — (theory) A theory developed by Trenchard More Jr. and used as the basis for the NIAL language. Papers are available from the IBM Cambridge Scientific Center, Cambridge MA.
- arrival date — Your arrival date is the date that you are expected to come to a hotel or other location.
- arrival time — the time when someone or something arrives, arrived, or will arrive
- arsenic acid — a white poisonous soluble crystalline solid used in the manufacture of arsenates and insecticides. Formula: H3AsO4
- arseniferous — Lb geology Containing or producing arsenic.
- arseniureted — combined with arsenic
- arseno group — the bivalent group −As=As−.
- arsenopyrite — a white or grey metallic mineral consisting of a sulphide of iron and arsenic that forms monoclinic crystals with an orthorhombic shape: an ore of arsenic. Formula: FeAsS