Tiu definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Gmc. Myth. the god of war and the sky: identified with the Norse Tyr
Origin: Old English Tiw, akin to Old High German Ziu ; from Indo-European an unverified form deiwos, god: see deity
Tiu definition by American Heritage Dictionary
The Germanic god of war and the sky.
Origin: Old English Tīw; see dyeu- in Indo-European roots.