#iodide  a salt or ester of hydriodic acid
  supertype:  #halide  a salt of any halogen acid
  subtype:  #potassium_iodide__potassiumiodide  a crystalline salt in organic synthesis and in making photographic emulsions and in iodized table salt
  subtype:  #hydrogen_iodide__hydrogeniodide  a colorless gas that yields hydroiodic acid in aqueous solution
  subtype:  #silver_iodide  an iodide that is used in photography, in seeding clouds to make rain, and in medicine
  subtype:  #sodium_iodide  a crystalline salt used like potassium iodide

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