- a combining form with the meanings “sugar,” “glucose and its derivatives,” used in the formation of compound words: glycolipid.
Origin of glyco-
combining form representing Greek glykýs sweet
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
before a vowel glyc-
- indicating sugarglycogen
from Greek glukus sweet
Word Origin and History for glyco-
word-forming element meaning "sweet," from Latinized comb. form of Greek glykys "sweet" (see glucose). Used in reference to sugars generally. OED says a regular formation would be glycy-.
Online Etymology Dictionary, © 2010 Douglas Harper