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15-letter words containing s, e, r, o

  • anacostia river — a river in the District of Columbia flowing into the Potomac River. about 24 miles (39 km) long.
  • anamorphic lens — a component in the optical system of a film projector for converting standard 35mm film images into wide-screen format
  • ancient history — Ancient history is the history of ancient civilizations, especially Greece and Rome.
  • andromonoecious — (of a plant species) having hermaphrodite and male flowers on the same plant
  • androstenedione — a weak hormone, C19H26O2, produced by the ovaries, testes, and adrenal glands as a precursor to estrogen, testosterone, etc.: formerly taken in a concentrated tablet or capsule form as by some bodybuilders
  • aneroid capsule — a box or chamber of thin metal, partially exhausted of air, used in the aneroid barometer and pressure altimeter.
  • anfractuosities — Plural form of anfractuosity.
  • angina pectoris — a sudden intense pain in the chest, often accompanied by feelings of suffocation, caused by momentary lack of adequate blood supply to the heart muscle
  • angle of repose — the maximum angle to the horizontal at which rocks, soil, etc, will remain without sliding
  • angustirostrate — having a narrow, beak-like part
  • anne of austria — 1601–66, wife of Louis XIII of France and daughter of Philip III of Spain: regent of France (1643–61) for her son Louis XIV
  • answer the door — When you answer the door, you go and open the door because a visitor has knocked on it or rung the bell.
  • anteroposterior — Relating to or directed toward both front and back.
  • anthony burgess — Anthony, 1917–93, English novelist and critic.
  • anthropogenesis — the study of the origins of man
  • anthropometrics — the science of measuring the size and proportions of the human body (called anthropometry), especially as applied to the design of furniture and machines.
  • anti-censorship — the act or practice of censoring.
  • anticarcinogens — Plural form of anticarcinogen.
  • anticholesterol — an agent which acts against cholesterol, either as an antibody produced naturally by many mammals or in the form of a drug
  • antiforeclosure — opposed to the process of foreclosure
  • antilock brakes — brakes fitted to some road vehicles that prevent skidding and improve control by sensing and compensating for overbraking
  • antiprogressive — opposed to or acting against progression in society
  • antiremonstrant — the party that opposed the Remonstrants
  • antiretrovirals — Plural form of antiretroviral.
  • antisegregation — opposed to or acting against segregration
  • antituberculous — (medicine) Acting to combat or counteract tuberculosis.
  • aortic stenosis — abnormal narrowing of the aorta, especially of its orifice, usually as a result of rheumatic fever or embryologic anomalies.
  • apartment house — a building containing a number of residential apartments.
  • apolipoproteins — Plural form of apolipoprotein.
  • apollo asteroid — one of a number of asteroids whose orbits cross that of the earth.
  • apostle pitcher — a stoneware pitcher decorated in relief with figures of the apostles.
  • apostles' creed — a concise statement of Christian beliefs dating from about 500 ad, traditionally ascribed to the Apostles
  • appropriateness — suitable or fitting for a particular purpose, person, occasion, etc.: an appropriate example; an appropriate dress.
  • approved school — In Britain in the past, an approved school was a boarding school where young people could be sent to stay if they had been found guilty of a crime.
  • approximateness — The quality of being approximate.
  • archaeastronomy — (astronomy, archaeology) The historical, especially archeological, study of astronomy; the study of the astronomical systems and methods of ancient cultures often embracing the astrology and cosmology of the past.
  • archaeobotanist — A person engaged in archaeobotany.
  • archeoastronomy — the branch of archaeology that deals with the apparent use by prehistoric civilizations of astronomical techniques to establish the seasons or the cycle of the year, especially as evidenced in the construction of megaliths and other ritual structures.
  • archiepiscopacy — a form of church government in which power is vested in archbishops.
  • archiepiscopate — the rank, office, or term of office of an archbishop
  • aristotelianism — a philosophical tradition based on the wide-ranging belief system of Aristotle
  • armaments depot — a store for armaments
  • 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.
  • army-navy store — a retail store selling a stock of surplus army, naval, and other military apparel and goods, often at bargain rates.
  • array processor — (processor)   (Or "vector processor") A computer, or extension to its arithmetic unit, that is capable of performing simultaneous computations on elements of an array or table of data in some number of dimensions. The IBM AltiVec (the "Velocity Engine" used in the Apple G4 computers) is a vector processor. Common uses for array processors include analysis of fluid dynamics and rotation of 3d objects, as well as data retrieval, in which elements of a database are scanned simultaneously. Array processors are very rare now (1998).
  • arrivals lounge — a waiting area for people meeting passengers
  • arrondissements — Plural form of arrondissement.
  • articles of war — the disciplinary and legal procedures by which the naval and military forces of Great Britain were bound before the 19th century
  • asiatic cholera — cholera (def 1).
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