D defs.my
Entry 1 sense Webster, 1913

Pyocyanin

· Py·o·cy·a·nin · IPA
01 n. A blue coloring matter found in the pus from old sores, supposed to be formed through the agency of a species of bacterium (Bacillus pyocyaneus).
  1. 1.
    A blue coloring matter found in the pus from old sores, supposed to be formed through the agency of a species of bacterium (Bacillus pyocyaneus).(Physiol. Chem.)