undātim — Lewis & Short
undātim, adv.undo,
I in a waving manner, like waves:
mensae undatim crispae,Plin. 13, 15, 30, § 96:
crispum marmor,id. 36, 7, 11, § 55.—
II In a throng, Amm. 21, 3, 2.