13-letter words containing c, r, a, t
- aeromagnetics — the science of measuring magnetic characteristics associated with atmospheric conditions of the earth.
- aerostructure — any separately manufactured unit, component, or section of an aircraft or other vehicle capable of flight
- affinity card — An affinity card is a type of credit card. The bank which issues the card gives a small amount of money to a charity or institution each time the customer spends a certain amount with their card.
- african plate — a major tectonic division of the earth's crust, comprising the African continent as well as adjacent ocean basins (the Canary, Cape Verde, Angola, Cape Agulhas, Somali, Madagascar, and Natal Basins), and bounded on the north by the Eurasian and Arabian Plates, on the east by mid-ocean ridges (the Southwest Indian, Mid-Indian, and Carlsberg Ridges), on the south by the Antarctic Plate, and on the west by the Mid-Atlantic Ridge.
- after-effects — harmful consequences, effects
- agriculturist — an agricultural expert
- agrobacterium — A soil bacterium, of the genus Agrobacterium, which can fix nitrogen, and causes the formation of crown galls in plants.
- agroecologist — One who studies agroecology.
- ahistorically — In an ahistorical way.
- air injection — injection of liquid fuel into the cylinder of an internal-combustion engine, especially a diesel, by means of a jet of compressed air.
- air-condition — to apply air conditioning to
- aircraftwoman — The female equivalent of an aircraftman.
- aircraftwomen — Plural form of aircraftwoman.
- alcoholometer — an instrument, such as a specially calibrated hydrometer, for determining the percentage of alcohol in a liquid
- alcoholometry — the process of measuring the concentration of alcohol in a liquid, such as in blood or a liquor
- alectryomancy — an ancient form of divination, using a rooster to select grains of food placed on letters of the alphabet.
- allergenicity — causing allergic sensitization.
- allochromatic — Physical Chemistry. pertaining to or having photochemical properties resulting from an impurity or from exposure to radiation.
- altered chord — a chord in which one or more notes are chromatically changed by the introduction of accidentals
- amarantaceous — amaranthine
- amphitheatric — Of, pertaining to, exhibited in, or resembling an amphitheatre.
- amphitrichate — having a single flagellum at each end.
- amphitrichous — having a single flagellum at each end.
- amphotericins — Plural form of amphotericin.
- amplificatory — of the nature of enlargement or extension, as of a statement, narrative, etc.
- anachronistic — You say that something is anachronistic when you think that it is out of date or old-fashioned.
- anchor pocket — a recess in the bow of a vessel, for housing a stockless anchor.
- ancient greek — the Greek language from the earliest records to about 300 bc, the chief dialect areas of which were Aeolic, Arcadic, Doric, and Ionic (including Attic)
- androcentrism — centered on, emphasizing, or dominated by males or masculine interests: an androcentric society; an androcentric religion.
- anfractuosity — the condition or quality of being anfractuous
- angelica tree — Hercules'-club
- angle bracket — either of a pair of brackets having the shapes < and >
- anharmonicity — (mechanics) Of or pertaining to the deviation of a system from harmonicity (being a harmonic oscillator).
- animal starch — glycogen.
- anisometropic — relating to anisometropia
- anna christie — a play (1921) by Eugene O'Neill.
- another place — the other House of Parliament (used in the House of Commons to refer to the House of Lords and vice versa)
- antarctictite — (mineral) A saline evaporite consisting of calcium chloride, CaCl.6H2O, found in Victoria Land, Antarctica.
- ante-christum — before Christ. Abbreviation: A.C.
- anthropogenic — relating to anthropogenesis
- anthropologic — the science that deals with the origins, physical and cultural development, biological characteristics, and social customs and beliefs of humankind.
- anthroposcopy — physiognomy (def 2).
- anti-aircraft — of or relating to defence against aircraft attack
- anti-allergic — intended to prevent or minimize an allergic reaction
- anti-american — opposed to anything of or relating to the United States of America
- anti-cultural — of or relating to culture or cultivation.
- 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-romantic — of, relating to, or of the nature of romance; characteristic or suggestive of the world of romance: a romantic adventure.