Definition of diphtheroid in English:

diphtheroid

Syllabification: diph·the·roid
Pronunciation: /ˈdifTHəˌroid, ˈdip-
 
/

noun

Microbiology
  • Any bacterium of a genus that includes the diphtheria bacillus, especially one that does not cause disease. See corynebacterium.
    More example sentences
    • Other normal inhabitants of the birth canal - staph, strep, diphtheroids, anaerobes, E. coli and Listeria - are other pathogens that may cause neonatal pneumonia.
    • Of the 19 units manifesting growth, 16 yielded only diphtheroids, 1 unit grew coagulase-negative staphylococci, 1 unit grew diphtheroids and micrococci, and 1 unit grew diphtheroids and coagulase-negative staphylococci.
    • Investigators found Staphylococcus, Streptococcus viridans, diphtheroids, Escherichia coli, and candida on gym equipment and facilities.

adjective

[attributive] Medicine Back to top  
  • Similar to diphtheria.
    More example sentences
    • Diphtheroid necrotic inflammation of the larynx in calves in its advanced stage mostly requires surgical therapy.
    • There are few reports of diphtheroid endocarditis on intact valves, and, to our knowledge, this is the first case in which the offending organism was identified as C xerosis.
    • Diphtheroid infection is a rare cause of endocarditis and, when present, it usually affects immunocompromised hosts or prosthetic valves.

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