·Impf & ·p.p. of Undulate.
II. Undulated ·adj Waved obtusely up and down, near the margin, as a leaf or corolla; wavy.
III. Undulated ·adj Resembling, or in the nature of, waves; having a wavy surface; undulatory.
IV. Undulated ·adj Formed with elevations and depressions resembling waves; having wavelike color markings; as, an undulated shell.