• The act of illustrating; the act of making clear and distinct;
  • The state of being illustrated, or of being made clear and distinct.
  • Something which illustrates; a comparison or example intended to make clear or apprehensible, or to remove obscurity.
  • A picture designed to decorate a publication, or elucidate a literary work.
  • A calculated prevision of insurance premiums and returns (life insurance)


  • From Middle French illustration, from Latin illūstrātiō, from illūstrō.
  • Morphologically illustrate + -ion

Modern English dictionary

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