Carrying, producing, or tending to produce pestilence or epidemic disease; unhealthy; (of a disease) infectious, epidemic. Also: constituting a…

Unhealthy, corrupt, diseased; causing disease. Formerly esp. of a bodily humour. Now archaic and historical.

Of a bodily humour: unhealthy, corrupt; = peccant, adj. 1a.

Causing or tending to disease, unwholesome.

= morbific, adj.

That causes disease; pathogenic.

Causing disease; characteristic of, indicative of, or produced by disease; of the nature of disease; of or relating to disease.

= morbific, adj.

= morbific, adj. 1.

producing or causing disease.

Of or relating to pathogenesis. Also: producing disease, pathogenic.

= morbific, adj. 1.

Medicine and Biology. Producing physical disease; of or relating to the production of physical disease.

Producing disease, pathogenic.

= pathogenic, adj. 1.

conveying or causing disease, pathogenic.

(in sense 1 (Obsolete) and sense 2).