Origin of blite
1375–1425; late Middle English < Latin blitum < Greek blíton
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Word Origin and History for blite
spinach, or plants like it, early 15c., from Latin blitum, from Greek bliton, of unknown origin.
Online Etymology Dictionary, © 2010 Douglas Harper