An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Fahrenheit scale
  مرپل ِ فارنهایت   
marpel-e Fahrenhait

Fr.: échelle de Fahrenheit   

A temperature scale (°F) in which the → freezing point of → water is 32 degrees and the → boiling point is 212 degrees; the points are placed 180 degrees apart. It converts to the → Celsius scale by the formula: C = (5/9)(F - 32). See also → Kelvin scale, → Rankine scale, → Reaumur scale.

Developed by the German physicist Gabriel Fahrenheit (1686-1736); → scale.