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).