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zein Line breaks: zein
Pronunciation: /ˈziːɪn/

Definition of zein in English:


[mass noun] Biochemistry
The principal protein of maize.
Example sentences
  • They showed that rats fed on zein, the major protein of maize endosperm, died of protein starvation.
  • The researchers believed one approach was to develop a less expensive process to separate a valuable protein - zein - from corn.
  • Unlike other corn proteins, which are water soluble, zein repels water, making it an ideal coating material.


Early 19th century: from modern Latin Zea (genus name of maize) + -in1.

Definition of zein in:

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