Definition of diphtheroid in English:

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diphtheroid

Pronunciation: /ˈdipTHəroid/
Pronunciation: /ˈdifTHəˌroid/

noun

Microbiology
Any bacterium of a genus that includes the diphtheria bacillus, especially one that does not cause disease. See corynebacterium.
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
Similar to diphtheria.
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.

For editors and proofreaders

Syllabification: diph·the·roid

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