13-letter words containing ar
- antarctictite — (mineral) A saline evaporite consisting of calcium chloride, CaCl.6H2O, found in Victoria Land, Antarctica.
- antenna array — a directional antenna or system of antennas for radio transmission or reception.
- anthony hoare — (person) (C. Anthony R. Hoare, Tony) A computer scientist working on programming languages, especially parallel ones. Hoare was responsible for Communicating Sequential Processes (CSP). See also: pointer, Simone.
- anti-burglary — the felony of breaking into and entering the house of another at night with intent to steal, extended by statute to cover the breaking into and entering of any of various buildings, by night or day.
- anti-macassar — a small covering, usually ornamental, placed on the backs and arms of upholstered furniture to prevent wear or soiling; a tidy.
- anti-monarchy — a state or nation in which the supreme power is actually or nominally lodged in a monarch. Compare absolute monarchy, limited monarchy.
- anti-narcotic — any of a class of substances that blunt the senses, as opium, morphine, belladonna, and alcohol, that in large quantities produce euphoria, stupor, or coma, that when used constantly can cause habituation or addiction, and that are used in medicine to relieve pain, cause sedation, and induce sleep.
- anti-roll bar — a crosswise rubber-mounted bar in the suspension of a motor vehicle, which counteracts the movement downward on one side when cornering
- anti-sway bar — antiroll bar
- antiapartheid — (in the Republic of South Africa) a rigid former policy of segregating and economically and politically oppressing the nonwhite population.
- antiarthritic — a drug that acts against arthritis
- antiarthritis — acting against arthritis
- antibillboard — indicating an opposition to the erection of billboards
- anticigarette — opposing cigarette smoking
- antidiarrheal — An antidiarrheal is a substance used to prevent or treat diarrhea.
- antilogarithm — a number whose logarithm to a given base is a given number
- antimacassars — Plural form of antimacassar.
- antimarijuana — opposed to or acting against the use of marijuana
- antimarketeer — a person who was opposed to the United Kingdom joining the European Union
- antinarrative — a narrative which does not adhere to the usual conventions of narrative
- antiparasitic — acting against infection by parasites
- antiparticles — Plural form of antiparticle.
- antiphonaries — Plural form of antiphonary.
- antiquitarian — an admirer of the practices of antiquity
- antisubmarine — (of weapons, missiles, etc) designed to combat or destroy submarines
- anythingarian — a person who adheres to no particular creed
- aperture card — a punched-card mounting for microfilmed pages.
- apicoalveolar — articulated with the tip of the tongue in contact with or in approximation to the alveolar ridge.
- apparent time — Astronomy. local time measured by the hour angle of the sun.
- apparent wind — (wind), the velocity of air as measured from a moving object, as a ship.
- apparentement — a coalition formed between political parties during an election.
- apple orchard — an orchard planted with apple trees
- arab-american — a citizen or resident of the U.S. of Arab birth or descent.
- arabian camel — a domesticated camel, Camelus dromedarius, having one hump on its back and used as a beast of burden in the hot deserts of N Africa and SW Asia
- arabian horse — one of a breed of horses, raised originally in Arabia and adjacent countries, noted for intelligence, grace, and speed.
- arabian senna — a tropical leguminous plant, Cassia angustifolia, having yellow flowers and long pods
- arabicization — the gradual change of a culture into one that incorporates Arab culture and/or speaks Arabic
- arable farmer — a farmer who grows arable crops
- arachnephobia — Misspelling of arachnophobia.
- arachniphobia — Alternative form of arachnophobia.
- arachnivorous — Spider-eating.
- arachnoiditis — an inflammation of the arachnoid membrane
- arachnophobia — an abnormal fear of spiders
- arachnophobic — an abnormal or pathological fear of spiders.
- araeometrical — relating to araeometry
- arbitrariness — subject to individual will or judgment without restriction; contingent solely upon one's discretion: an arbitrary decision.
- arbitrational — relating to, involving, or resulting from arbitration
- arboriculture — the cultivation of trees or shrubs, esp for the production of timber
- arc cotangent — the angle, measured in radians, that has a cotangent equal to a given number. Symbol: cot −1. Abbreviation: arc cot.
- arc of lowitz — a halo or arc of light, occurring infrequently, which extends diagonally downward from a 22° parhelion.