·noun Contagion; contagious matter.
contāgĭum, ii, n., v. contagio. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
(contāgium ī), n com-+TAG-, infection, contagion, taint (only plur, nom . and acc; poet.): mala v...
An Elementary Latin Dictionary