from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of various paired spherical bacteria, including those of the genus Diplococcus, some of which are pathogenic.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A coccus that typically occurs in groups of two

from the GNU version of the Collaborative International Dictionary of English

  • n. A form of micrococcus in which cocci are united in a binary manner. See micrococcus.

from The Century Dictionary and Cyclopedia

  • n. In biology, a coupled spherule; a cell or similar organism resulting from the process of conjugation of two or more cells.
  • n. [capitalized] A generic name erroneously applied by some writers to certain species of micrococcus in which the cells occur in pairs.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. Gram-positive bacteria usually occurring in pairs


diplo- +‎ coccus (Wiktionary)


  • Wolf, watching a naked child defecate on a pile of garbage, recalled reading a city Health Services report - quickly suppressed by the mayor's office - that found the number of colonies of pathogenic micro-organisms like diplococcus, staph, amoeba and salmonella per cubic metre here to be completely off the measurement scale.

    Black Blade

  • Other types of bacteria found in milk and cheese include monococcus, diplococcus, tetracoccus, streptococcus, staphilococcus, lactobacillus and bacterial propionicas.

    Chapter 5

  • For instance, not a few healthy noses and throats contain the bacillus of diphtheria and the diplococcus of pneumonia.

    Preventable Diseases

  • Prolonged and excessive exposure to cold may be the match that fires the mine, but we are absolutely certain that two other things are necessary, namely, the presence of the diplococcus, and a lowered and somewhat vitiated state of bodily resistance, due to age, overwork, underfeeding, or over-indulgence in alcohol.

    Preventable Diseases

  • The clinical features are similar to those of acute general lepto-meningitis, and in sporadic cases the diagnosis is only completed by discovering the diplococcus intracellularis in the fluid withdrawn by lumbar puncture.

    Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition.

  • The organisms most frequently associated with these conditions are the staphylococcus aureus and the streptococcus, but it is not uncommon to meet with mixed infections in which other bacteria are present -- particularly the pneumococcus, the bacillus fœtidus, the bacillus coli, the bacillus pyocyaneus, and the diplococcus intracellularis.

    Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition.

  • Organisms also are present, such as the diplococcus intracellularis in acute cerebro-spinal meningitis; staphylococci, streptococci, and pneumococci, particularly in the intra-cranial complications of middle ear disease.

    Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition.

  • _ -- This form of meningitis, which is due to the _diplococcus intracellularis_, may occur sporadically, but is more frequently met with in an epidemic form.

    Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition.

  • The absence of the diplococcus intracellularis helps to differentiate the disease from cerebro-spinal meningitis, which it may closely simulate.

    Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition.

  • The infecting organism is the diplococcus bacteria Neisseria gonorrhoeae, which is negative on

    Citizendium, the Citizens' Compendium - Recent changes [en]


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