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Etymology 1[edit]

Blend of automotive +‎ gas


autogas (uncountable)

  1. (US, Canada, aviation) Automotive gasoline suitable for use in piston-engined gasoline powered aircraft.
    • 1988, Kas Thomas, Fuel and oil systems: basic and advanced light plane maintenance:
      Cylinder cracks are nothing new, however, and there is no reason to expect autogas-burning engines to have a higher incidence of head cracking than avgas-users
    • 1994, Michael J. Kroes, Aircraft powerplants:
      In the area of autogas volatility, a Reid vapor pressure of 9.0 to 15 is very common, compared to the vapor pressure of avgas, which is 5.5 to 7
    • 2006, The AOPA pilot: voice of general aviation, volume 49:
      Autogas can be obtained for a fraction of the cost of avgas, but its use is not without controversy.
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Etymology 2[edit]

Blend of automotive +‎ gas (originally a trade name "Autogas", but now a common noun)


autogas (uncountable)

  1. (Britain, Australia) Liquefied Petroleum Gas (LPG)
    • 2005, Cars of the Future: Seventeenth Report of Session 2003-04 (British House of Commons):
      Petrol ... 20.3% more than autogas ... The results conclusively demonstrate the carbon benefits of autogas vehicles
    • 2006, Class of 2006: industry report cards on environment and social responsibility (United Nations Environment Programme. Division of Technology, Industry, and Economics ):
      Autogas powers more than 10 million vehicles in over 54 countries worldwide .... In terms of air-borne emissions of the principal regulated noxious gases, autogas is among the lowest emitters of all ...
    • 2009, Frederic P Miller, Autogas:
      Autogas is the common name for liquefied petroleum gas (LPG) when it is used as a fuel in internal combustion engines in vehicles.
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autogas n (uncountable)

  1. autogas (liquefied petroleum gas)