NCIt definition : A species of Gram-positive, alpha- or beta-hemolytic bacteria in the order Lactobacillales.
The species is split into two subspecies, S. dysgalactiae subsp. dysgalactiae and
S. dysgalactiae subsp. equisimilis.;
Alternative definition : CDISC: Any bacterial organism that can be assigned to the species Streptococcus dysgalactiae.;