Asa

[ey-suh]

ASA

  1. Acoustical Society of America.
  2. American Standards Association: former name of the American National Standards Institute.
  3. the numerical exposure index of a photographic film under the system adopted by the American Standards Association, used to indicate the light sensitivity of the film's emulsion.
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British Dictionary definitions for asa

ASA

abbreviation for
  1. (in Britain) Amateur Swimming Association
  2. (in Britain) Advertising Standards Authority
  3. (in the US) American Standards Association
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012