pĕtīgo, ĭnis, f., a scab, an eruption (anteclass.): petigo genus morbi. Lucilius, lib. XXX.: illuvies, scabies . . . petigo, Non. 160, 17 sq. (others read, deque petigo; so in Cato, R. R. 157 fin., Schneid. reads depetigini).