anastigmat

[uh-nas-tig-mat, an-uh-stig-mat]

Origin of anastigmat

1885–90; < German, back formation from anastigmatisch anastigmatic
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Historical Examples of anastigmat


British Dictionary definitions for anastigmat

anastigmat

noun
  1. a lens or system of lenses designed to be free of astigmatism

Word Origin for anastigmat

C19 from an- + astigmatic
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