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diplococcus

American  
[dip-luh-kok-uhs] / ˌdɪp ləˈkɒk əs /

noun

Bacteriology.

plural

diplococci
  1. any of several spherical bacteria occurring in pairs, as Diplococcus pneumoniae.


diplococcus British  
/ ˌdɪpləʊˈkɒksɪk, -ˈkɒkɪk, ˌdɪpləʊˈkɒkəs /

noun

  1. any of various spherical Gram-positive bacteria that occur in pairs, esp any of the genus Diplococcus, such as D. pneumoniae, which causes pneumonia: family Lactobacillaceae

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • diplococcal adjective
  • diplococcic adjective

Etymology

Origin of diplococcus

From New Latin, dating back to 1886; see origin at diplo-, coccus

Vocabulary lists containing diplococcus

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Cerebro-spinal Meningitis.—This form of meningitis, which is due to the diplococcus intracellularis, may occur sporadically, but is more frequently met with in an epidemic form.

From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Miles, Alexander

The diplococcus merely produces acidification and coagulation of the milk.

From The Bacillus of Long Life a manual of the preparation and souring of milk for dietary purposes, together with and historical account of the use of fermente by Douglas, Loudon

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and in sporadic cases the diagnosis is only completed by discovering the diplococcus intracellularis in the fluid withdrawn by lumbar puncture.

From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Miles, Alexander

Piorkowski71 subjected Bulgarian maya to examination and associated himself with Metchnikoff72 in finding three species, a streptococcus, a diplococcus, and a specific organism to which he gave the name Yoghourt bacillus.

From The Bacillus of Long Life a manual of the preparation and souring of milk for dietary purposes, together with and historical account of the use of fermente by Douglas, Loudon

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

From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Miles, Alexander