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, pl.


(tet'ră-kok'ŭs, -kok'sī),
An old term describing a spheric bacterium that divides in two planes and characteristically forms groups of four cells.
[tetra- + G. kokkos, berry]
Farlex Partner Medical Dictionary © Farlex 2012


A prokaryote genus name with no current standing in prokaryotic nomenclature.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.


(te″tră-kok′ŭs) [ tetra- + coccus]
A genus of micrococcus in the Rhodobacteraceae family. It forms groups of four spherical bacteria by dividing in two planes.
Medical Dictionary, © 2009 Farlex and Partners
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In Figures 5(c) and 5(d), every four cells formed together, like modern tetracoccus or staphylococcus.