: a protein from corn that lacks lysine and tryptophan and is used especially in making textile fibers, plastics, printing inks, coatings, and adhesives and sizes
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“Zein.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zein. Accessed 1 Dec. 2024.
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zein
noun
ze·in
ˈzē-ən 
: a protein from Indian corn that lacks lysine and tryptophan
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