vertīgo, ĭnis, f. [verto], a turning or whirling round (perh. not ante-Aug.).
I Lit.: assidua caeli, Ov. M. 2, 70: ponti, id. ib. 11, 548: venti, Sen. Q. N. 5, 13, 3: torti fili, Luc. 6, 460: rotarum, Prud. Psych. 414: assiduā vertigine rotare aliquem, Plin. 8, 40, 61, § 150: quibus una Quiritem Vertigo facit, a turn , twirl of a slave in manumission, Pers. 5, 76.—
B Transf., a whirling of the head , giddiness , dizziness , vertigo , Liv. 44, 6, 8; Plin. 20, 15, 57, § 161; 20, 17, 73, § 194; 25, 9, 70, § 117; 25, 11, 89, § 139 al.; Macr. S. 7, 9.—Of persons intoxicated, Juv. 6, 304.—
II Trop., a revolution , change , alteration : vertigine rerum Attoniti, Luc. 8, 16.