Definition of wasabi
1
: a condiment that is prepared from the ground thick pungent greenish rhizome of an Asian herb (Wasabia japonica synonym Eutrema wasabi) of the mustard family and is similar in flavor and use to horseradish
also
: the rhizome
2
: the herb that yields wasabi
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Merriam-Webster unabridged
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Time Traveler for wasabi
The first known use of wasabi was in 1891
See more words from the same year