\Sar*ci"na\, n. [NL., fr. Gr. ? of flesh, fr. sa`rx,
sa`rkos, flesh.] (Biol.)
A genus of bacteria found in various organic fluids,
especially in those those of the stomach, associated with
certain diseases. The individual organisms undergo division
along two perpendicular partitions, so that multiplication
takes place in two directions, giving groups of four cubical
cells. Also used adjectively; as, a sarcina micrococcus; a
sarcina group.
{Sarcina form} (Biol.), the tetrad form seen in the division
   of a dumb-bell group of micrococci into four; -- applied
   particularly to bacteria. See {micrococcus}.