noun Chemistry.

  1. a colorless, crystalline solid, C13H9N, usually obtained from the anthracine fraction of coal tar: used chiefly in the synthesis of dyes and drugs.


  1. a colourless crystalline solid used in the manufacture of dyes. Formula: C 13 H 9 N


  1. A coal tar derivative that has an irritating odor and is used in the manufacture of dyes and synthetics.

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