‖prop. n. [ L., a screech owl. ] (Zool.) A genus of owls including the great gray owl (Ulula cinerea) of Arctic America, and other similar species. See Illust. of Owl. [ 1913 Webster ]

a. Howling; wailing. [ 1913 Webster ]

v. i. [ imp. & p. p. Ululated p. pr. & vb. n. Ululating. ] [ L. ululatus, p. p. of ululare to howl, yell, shriek. ] To howl, as a dog or a wolf; to wail; as, ululating jackals. Sir T. Herbert. [ 1913 Webster ]

n. [ L. ululatio. ] A howling, as of a dog or wolf; a wailing. [ 1913 Webster ]

He may fright others with his ululation. Wither. [ 1913 Webster ]