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Synonyms

horseradish

American  
[hawrs-rad-ish] / ˈhɔrsˌræd ɪʃ /

noun

  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.


adjective

  1. of or containing ground horseradish as a flavoring.

    brisket of beef with horseradish sauce.

horseradish British  
/ ˈhɔːsˌrædɪʃ /

noun

  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

"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

Etymology

Origin of horseradish

First recorded in 1590–1600; horse + radish

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

O’Connor’s ice cream brand, dubbed the Icecreamists, made a name for itself by selling extreme flavors, including absinthe and horseradish.

From Salon • Aug. 24, 2025

My fellow Slatesters have also noticed their favorite products disappearing from shelves: lemon pepper seasoning, frozen cioppino seafood stew, frozen yogurt, horseradish potato chips, and more.

From Slate • Jul. 24, 2024

Mustard is a part of the Brassica family which includes broccoli, cabbage, and horseradish -- spicy and bitter vegetables.

From Science Daily • Apr. 22, 2024

There’s truly nothing like an unexpected kick of horseradish cutting through creamy tartar and crisp, crunchy fish fillets.

From Seattle Times • Feb. 21, 2024

As soon as our gazes met, her mouth puckered as if she had swallowed a spoonful of horseradish.

From "The City Beautiful" by Aden Polydoros