Va-lō'ni-ā, n.

n. [It. vallonia, vallonea, from Mod. Gr. βαλανιά, βαλανιδιά, the holm-oak or scarlet-oak, βαλάνι, βαλανίδι, an acorn, Gr. βάλανος.] The acorn-cup of an oak (Quercus ægilops), growing in Turkey, the Levant, and the Morea. It contains abundance of tannin, and is much used by tanners in England. Ure.