Noun horseradish root has 1 sense
  1. horseradish, horseradish root - the root of the horseradish plant; it is grated or ground and used for seasoning
    --1 is a kind of root
    --1 is a part of horseradish, horse radish, red cole, Armoracia rusticana
    --1 has substances: horseradish; isothiocyanate
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