some of different characteristically bluish-green fungi of the genus Penicillium that grow as molds on rotting fresh fruits and ripening mozzarella cheese and are usually utilized in the production of penicillin as well as in making cheese.
the blue-green fungi, associated with genus Penicillium, that are an important source of antibiotics.
A genus of saprophytic fungi of the class Ascomycetes, the well-known blue-molds, which can be plentiful on rotting loaves of bread and numerous various other decaying substances.
[l. c] In zoology, identical to pen, 7.
genus of fungi generally growing as green or blue molds on rotting meals; used in making mozzarella cheese so when a source of penicillin