from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A cytokinin originally isolated from young corn kernels and found later in various other plants.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A plant hormone derived from adenine, having the chemical formula C10H13N5O.
New Latin Zēa, corn genus; see zein + -in.(American Heritage® Dictionary of the English Language, Fourth Edition)
Derived from the genus of plants Zea, where it was first discovered. (Wiktionary)