/ Dictionary / Index A anastigmat: Meaning and Definition of Find definitions for: an•as•tig•mat Pronunciation: (u-nas'tig-mat", an"u-stig'mat), [key] — n. Optics. a compound lens corrected for the aberrations of astigmatism and curvature of field. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: anastigmat (Thesaurus) Anastasius I anastigmatic Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language