Definition of benzoin
1
: a hard fragrant yellowish balsamic resin from trees (genus Styrax) of southeastern Asia used especially as a fixative in perfumes, as incense, and in medicine as an expectorant and skin protectant
2
: a white crystalline hydroxy ketone C14H12O2 made from benzaldehyde
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Merriam-Webster unabridged
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Time Traveler for benzoin
The first known use of benzoin was in 1558
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