Type genus of the family Micrococcaceae

Wiktionary Word definitions in Wiktionary
n. (context biology English) Any of a group of spherical, aerobic, gram-positive bacterium, of the genus ''Micrococcus'', that are wide-ranging and harmless

Wikipedia Word definitions in Wikipedia
Micrococcus (mi’ krō kŏk’ Əs) is a genus of bacteria in the Micrococcaceae family . Micrococcus occurs in a wide range of environments, including water, dust, and soil. Micrococci have Gram-positive spherical cells ranging from about 0.5 to 3 micrometers ...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Micrococcus \Mi`cro*coc"cus\, n.; pl. Micrococci . [NL. See Micro- , and Coccus .] (Biol.) A genus of Spherobacteria , in the form of very small globular or oval cells, forming, by transverse division, filaments, or chains of cells, or in some cases single ...