1.a. Pertaining to, or connected with, diphtheria.
Definition of Diphtheritic
1. [adj]
Medical Definition of Diphtheritic
1.
1. Pertaining to, or connected with, diphtheria.
2. Having characteristics resembling those of diphtheria; as, diphtheritic inflammation of the bladder.
Source: Websters Dictionary
(01 Mar 1998)