noun🔗SharePenicillium, BlauschimmelpilzeAny of the blue-green fungi, of the genus Penicillium, that are used in the manufacture of cheeses, and are an important source of antibiotics."The blue veins in Roquefort cheese are caused by a type of mold called Penicillium. "Die blauen Adern im Roquefort-Käse werden durch eine Art Schimmelpilz namens Penicillium verursacht.organismmicroorganismbiologymedicinesciencefoodchemistryChat with AIVocabulary GamePractice Reading