valonia[və lō′nē ə]
valonia 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.
the acorn cups of an oak (Quercus aegilops) of Europe and Asia, used in dyeing, tanning, etc.
Origin: Italian vallonia ; from Modern Greek balania, evergreen oak ; from Classical Greek balanos, acorn: see gland
valonia definition by American Heritage Dictionary
The dried acorn cups of an oak tree (Quercus aegilops) of the eastern Mediterranean, used chiefly in tanning and dyeing.
Origin: Italian vallonia, from Modern Greek balania, pl. of balani, acorn, from Greek balanos.