diphtheroid

(redirected from pseudodiphtheria)
Also found in: Medical.

diph•the•roid

(ˈdɪf θəˌrɔɪd, ˈdɪp-)

adj.
1. resembling diphtheria, esp. in the formation of a false membrane in the throat.
n.
2. any bacterium, esp. of the genus Corynebacterium, that resembles the diphtheria bacillus but does not produce diphtheria toxin.
[1860–65]
References in periodicals archive ?
Zentralblatt fur Bakteriologie-100 years ago: the controversy diphtheria and pseudodiphtheria bacilli versus virulent and avirulent diphtheria bacilli.