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See more synonyms for horseradish on Thesaurus.com
  1. a cultivated plant, Armoracia rusticana, of the mustard family, having small, white flowers.
  2. the pungent root of this plant, ground and used as a condiment and in medicine.
  3. the condiment itself, sometimes moistened with vinegar or mixed with ground beets.
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  1. of or containing ground horseradish as a flavoring: brisket of beef with horseradish sauce.
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Origin of horseradish

First recorded in 1590–1600; horse + radish
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for horseradish

Contemporary Examples

Historical Examples

  • If the horseradish is in vinegar, press out the vinegar and then fold in the whipped cream.


    Sarah Tyson Heston Rorer

  • If baked or fried, garnish with horseradish and serve with melted butter.

    Housekeeping in Old Virginia

    Marion Cabell Tyree

  • Season with a little pepper and salt; garnish with horseradish.

    Housekeeping in Old Virginia

    Marion Cabell Tyree

  • The horseradish is probably a descendant of this gigantic ancestor.

  • Why don't the really good things in life grow like horseradish?'

    Tono Bungay

    H. G. Wells

British Dictionary definitions for horseradish


  1. a coarse Eurasian plant, Armoracia rusticana, cultivated for its thick white pungent root: family Brassicaceae (crucifers)
  2. the root of this plant, which is ground and combined with vinegar, etc, to make a sauce
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for horseradish


1590s, Cochlearia armoricia; the common name preserves the once-common figurative sense of horse as "strong, large, coarse" (e.g. in obsolete horse mushroom, horse parsley, Old English horsminte "horse mint," etc.); also see radish.

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Online Etymology Dictionary, © 2010 Douglas Harper