1925, in the meaning defined above
International Scientific Vocabulary, from cyan- + hydr- + -in entry 1
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Cite this Entry
“Cyanohydrin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cyanohydrin. Accessed 23 Sep. 2021.
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Britannica.com: Encyclopedia article about cyanohydrin
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