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15-letter words containing o, r, d

  • andrew of crete — a.d. c650–730, Greek poet and Orthodox archbishop of Crete.
  • andrographolide — (organic compound) A bitter labdane diterpenoid that is the main bioactive component of the medicinal plant Andrographis paniculata, effective against certain cancers.
  • 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.
  • anne of denmark — 1574–1619, wife (from 1589) of James I of England and VI of Scotland
  • 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.
  • anti-productive — having the power of producing; generative; creative: a productive effort.
  • antiaphrodisiac — something that represses sexual desire
  • anticardiolipin — (medicine, immunology) Directed against cardiolipin.
  • antitraditional — opposed to or acting with disregard for tradition
  • aphrodite terra — a large plateau region that stretches approximately halfway around the middle latitude of Venus.
  • apollo asteroid — one of a number of asteroids whose orbits cross that of the earth.
  • apostles' creed — a concise statement of Christian beliefs dating from about 500 ad, traditionally ascribed to the Apostles
  • apple-pie order — perfect order or condition
  • 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.
  • arc de triomphe — the triumphal arch in Paris begun by Napoleon I to commemorate his victories of 1805–6 and completed in 1836
  • armaments depot — a store for armaments
  • around the bend — to force (an object, especially a long or thin one) from a straight form into a curved or angular one, or from a curved or angular form into some different form: to bend an iron rod into a hoop.
  • around the horn — (thrown) from third base to second to first in trying for a double play
  • arrondissements — Plural form of arrondissement.
  • astrodynamicist — a person who studies astrodynamics
  • at death's door — If you say that someone is at death's door, you mean they are very ill indeed and likely to die.
  • audio frequency — a frequency in the range 20 hertz to 20 000 hertz. A sound wave of this frequency would be audible to the human ear
  • audio recording — an electronic recording of sound
  • auditor general — (in Canada) a federal official responsible for auditing government departments and making an annual report
  • augmented roman — a writing system based on an expanded English alphabet, consisting of 43 characters representing different phonemes of spoken English, used for teaching beginners to read. Abbreviation: I.T.A., i.t.a.
  • autodestructive — likely to cause one's own destruction
  • automatic drive — an automotive transmission requiring either very little or no manual shifting of gears.
  • autoradiographs — Plural form of autoradiograph.
  • autoradiography — the technique or process of making autoradiographs.
  • autotetraploidy — the generation of the tetraploid state, created by the fusing of two nuclei from the same species
  • azerty keyboard — a common European version of typewriter keyboard layout with the characters a, z, e, r, t, and y positioned on the top row of alphabetic characters at the left side of the keyboard
  • azobisformamide — (chemistry) azodicarbonamide.
  • bad housekeeper — a person who is not an efficient and thrifty domestic manager
  • badminton court — the court on which games of badminton are played
  • ballroom dancer — a person who participates in ballroom dancing
  • bandstop filter — A bandstop filter is a filter designed to eliminate all frequencies within a band of frequencies.
  • banking product — one of the various services offered by a bank to its customers: mortgages, loans, insurance etc
  • bar-code reader — an electronic machine that scans and reads bar codes
  • barefoot doctor — (esp in developing countries) a worker trained as a medical auxiliary in a rural area who dispenses medicine, gives first aid, assists at childbirth, etc
  • barium chloride — a poisonous compound, BaCl2, consisting of flat white crystals that are soluble in water: it is used to treat water, metals, leather, etc.
  • barium peroxide — a gray-white powder, BaO2, used as a bleach and in making hydrogen peroxide
  • barn-door skate — an Atlantic skate, Raja laevis, that grows to a length of 4 feet (1.2 meters) or more.
  • basic autocoder — Early system on IBM 7070. Listed in CACM 2(5):16 (May 1959).
  • basse-normandie — a region of NW France, on the English Channel: consists of the Cherbourg peninsula in the west rising to the Normandy hills in the east; mainly agricultural
  • be delivered of — to give birth to
  • be snowed under — to be overwhelmed, esp with paperwork
  • beach goldenrod — a composite plant, Solidago sempervirens, of eastern and southern North America, having a thick stem and large, branched, one-sided terminal clusters of yellow flowers, flourishing on sea beaches or salt marshes.
  • beast of burden — A beast of burden is an animal such as an ox or a donkey that is used for carrying or pulling things.
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