English Words Starting With A

• aerography

  nounC2
  /eəˈrɒɡ.rə.fi/The science or technique of mapping the atmosphere, especially for weather forecasting.
• aerolite

  nounLow
  /ˈɛərəlʌɪt/A meteorite composed chiefly of stone (silicate minerals).
• aerology

  nounLow
  /eəˈrɒlədʒi/The scientific study of the upper part of the atmosphere, especially by means of balloons or rockets.
• aeromagnetics

  nounC2
  /ˌeə.rəʊ.mæɡˈnet.ɪks/The scientific study and measurement of the Earth's magnetic field from the air, using aircraft.
• aeromancy

  nounExtremely Rare / Obscure
  /ˈɛːrə(ʊ)mansi/Divination by observing atmospheric conditions, especially the weather and phenomena in the air.
• aeromechanic

  adjectivenounLow
  /ˌeə.rəʊ.mɪˈkæn.ɪk/A person who repairs and maintains aircraft engines and mechanical systems.
• aeromechanics

  nounVery Low Frequency / Technical Term
  /ˌeə.rəʊ.məˈkæn.ɪks/The branch of mechanics that deals with the motion of air and other gases, and the forces acting on bodies in motion relative to such gases.
• aeromedicine

  nounC2/Professional
  /ˌeə.rəʊˈmed.ɪ.sɪn/The branch of medicine that deals with the health effects of flight, air travel, and life in atmospheric conditions, focusing on the prevention and treatment of flight-related disorders.
• aerometeorograph

  nounVery Rare
  /ˌɛərəʊˈmiːtiərəˌɡrɑːf/An instrument that automatically records meteorological data from the atmosphere, such as pressure, temperature, and humidity.
• aerometer

  nounVery low
  /eəˈrɒm.ɪ.tə/An instrument for measuring the density or mass of air or other gases.
• aerometry

  nounC2 / Highly specialized
  /eəˈrɒm.ə.tri/The science of measuring the properties of air or gases, especially density, pressure, and flow.
• aeronaut

  nounLow
  /ˈeə.rə.nɔːt/A traveller in a balloon or airship; a pilot or passenger of a lighter-than-air aircraft.
• aeronautical engineering

  nounLow
  /ˌeə.rəˈnɔː.tɪ.kəl ˌen.dʒɪˈnɪə.rɪŋ/The branch of engineering concerned with the design, development, testing, and production of aircraft and related systems.
• aeronautics

  nounC1
  /ˌeə.rəˈnɔː.tɪks/The science, technology, and practice of designing, building, and operating aircraft.
• aeroneurosis

  nounVery Rare
  /ˌɛərəʊnjʊəˈrəʊsɪs/A condition of anxiety or neurosis attributed to flying.
• aeronomy

  nounVery low (Academic/Technical)
  /eəˈrɒnəmi/The scientific study of the physical and chemical processes of the upper atmosphere, especially those involved in the formation of ions.
• aeropause

  nounVery Low / Highly Technical
  /ˈeə.rə.pɔːz/The region of the upper atmosphere where the pressure is so low that aircraft function inefficiently or cannot maintain flight.
• aerope

  nounExtremely Rare (Obscure/Technical)
  /ˈɛːrəpiː/ or /eɪˈɛrəpiː/A proper noun, the name of a figure in Greek mythology. She was the granddaughter of King Minos of Crete and the wife of Atreus (or, in some versions, his brother Thyestes).
• aerophagia

  nounLow
  /ˌeə.rəʊˈfeɪ.dʒə/The excessive swallowing of air, typically into the stomach.
• aerophilately

  nounC2
  /ˌeə.rəʊ.fɪˈlæt.əl.i/The collecting or study of airmail stamps and related postal items.

Showing 1721–1740 of 8734 words.