Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

staphylococcus

play
noun, staph·y·lo·coc·cus \-ˈkä-kəs\

Definition of staphylococcus

plural staphylococciplay \-ˈkä-ˌkī, -(ˌ)kē; -ˈkäk-ˌsī, -(ˌ)sē\

  1. :  any of a genus (Staphylococcus) of nonmotile gram-positive spherical bacteria that occur singly, in pairs or tetrads, or in irregular clusters and include causative agents of various diseases (as skin infections, food poisoning, and endocarditis)



Origin of staphylococcus

New Latin, from Greek staphylē bunch of grapes + New Latin -coccus


First Known Use: 1887


Medical Dictionary

staphylococcus

play
noun staph·y·lo·coc·cus \ˌstaf-ə-lō-ˈkäk-əs\

Medical Definition of staphylococcus

  1. 1 capitalized :  a genus of nonmotile gram-positive spherical bacteria that is placed in either of two families (Staphylococcaceae or Micrococcaceae), contains forms occurring singly, in pairs or tetrads, or in irregular clusters, and includes causative agents of various diseases and disorders (as food poisoning, skin infections, and endocarditis)

  2. 2plural staphylococci \-ˈkäk-ˌ(s)ī\play play :  any bacterium of the genus Staphylococcus; broadly :  micrococcus 2




Learn More about staphylococcus


Seen and Heard

What made you want to look up staphylococcus? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

tending to dismiss important matters

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alt-5746713d76276

Which of these is a synonym of nonplus?

disapprove soothe reduce perplex
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ