pneumococcal

pneumococcus

[noo-muh-kok-uhs, nyoo‐]
noun, plural pneumococci [noo-muh-kok-sahy, ‐see, nyoo‐] .
a bacterium, Diplococcus pneumoniae, causing lobar pneumonia and associated with cerain other diseases, as pericarditis and meningitis.

Origin:
1885–90; < Neo-Latin; see pneumo-, -coccus

pneumococcal [noo-muh-kok-uhl, nyoo‐] , pneumococcic [noo-muh-kok-sik, nyoo‐] , pneumococcous [noo-muh-kok-uhs, nyoo‐] , adjective
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World English Dictionary
pneumococcus (ˌnjuːməʊˈkɒkəs)
 
n , pl -cocci
a spherical bacterium that occurs in the respiratory tract, esp the Gram-positive Diplococcus pneumoniae, which causes pneumonia
 
pneumo'coccal
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

pneumococcus pneu·mo·coc·cus (nōō'mə-kŏk'əs, nyōō'-)
n. pl. pneu·mo·coc·ci (-kŏk'sī', -kŏk'ī')
A nonmotile, gram-positive bacterium (Streptococcus pneumoniae) that is the most common cause of bacterial pneumonia and is associated with meningitis and other infectious diseases.


pneu'mo·coc'cal (-kŏk'əl) adj.
The American Heritage® Stedman's Medical Dictionary
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