Definition of streptococcus in English:



  • A bacterium of a genus that includes the agents of souring of milk and dental decay, and haemolytic pathogens causing various infections such as scarlet fever and pneumonia.

    Genus Streptococcus; Gram-positive cocci in pairs and chains

    • ‘Impetigo is a skin infection that is generally caused by one of two bacteria: Group A streptococcus or Staphylococcus aureus.’
    • ‘By using sugar fermentation, bacteriologists observed that haemolytic streptococci of human origin were broadly differentiated from those of bovine origin.’
    • ‘Then a starter culture of lactic streptococci and lactobacilli bacteria is added.’
    • ‘In many cases, these organisms are streptococci or staphylococci bacteria.’
    • ‘Other agents occasionally implicated are pneumococci, staphylococci, streptococci, and Candida albicans.’