[ staf-uh-luh-kok-uhs ]
/ ˌstæf ə ləˈkɒk əs /
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noun, plural staph·y·lo·coc·ci [staf-uh-luh-kok-sahy]. /ˌstæf ə ləˈkɒk saɪ/. Bacteriology.
any of several spherical bacteria of the genus Staphylococcus, occurring in pairs, tetrads, and irregular clusters, certain species of which, as S. aureus, can be pathogenic for humans.
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Origin of staphylococcus

From New Latin, dating back to 1885–90; see origin at staphylo-, coccus

OTHER WORDS FROM staphylococcus

staph·y·lo·coc·cal [staf-uh-luh-kok-uhl], /ˌstæf ə ləˈkɒk əl/, staph·y·lo·coc·cic [staf-uh-luh-kok-sik], /ˌstæf ə ləˈkɒk sɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use staphylococcus in a sentence

British Dictionary definitions for staphylococcus

/ (ˌstæfɪləʊˈkɒkəs) /

noun plural -cocci (-ˈkɒkaɪ, US -ˈkɒksaɪ)
any spherical Gram-positive bacterium of the genus Staphylococcus, typically occurring in clusters and including many pathogenic species, causing boils, infection in wounds, and septicaemia: family MicrococcaceaeOften shortened to: staph

Derived forms of staphylococcus

staphylococcal (ˌstæfɪləʊˈkɒkəl) or staphylococcic (ˌstæfɪləʊˈkɒkɪk, US -ˈkɒksɪk), adjective

Word Origin for staphylococcus

C19: from staphylo- (in the sense: like a bunch of grapes) + coccus so called because of their shape
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

Medical definitions for staphylococcus

[ stăfə-lō-kŏkəs ]

n. pl. staph•y•lo•coc•ci (-kŏksī, -kŏkī)
A spherical gram-positive parasitic bacterium of the genus Staphylococcus, usually occurring in clusters and causing boils, septicemia, and other infections.

Other words from staphylococcus

staph′y•lo•coccal (-kŏkəl) null adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for staphylococcus

[ stăf′ə-lō-kŏkəs ]

Plural staphylococci (stăf′ə-lō-kŏksī, -kŏkī)
Any of various bacteria of the genus Staphylococcus that are gram-positive cocci and are normally found on the skin and mucous membranes of warm-blooded animals. Pathogenic strains such as S. aureus commonly cause infections of the skin, bones, lungs and other organs. Some staphylococcal disease, such as food poisoning, is caused by a toxin produced by the bacteria.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for staphylococcus

[ (staf-uh-loh-kok-uhs) ]

A category of bacteria that can cause boils, blood poisoning, and other serious infections.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.