PERONOSPORA HYOSCYAMI(noun)Did you mean?RhymesDefinitions There is 1 meaning of the phrase Peronospora Hyoscyami. Peronospora Hyoscyami - as a noun Fungus causing a downy mildew on growing tobacco Synonyms (Exact Relations)tobacco mildewWord Variations & RelationsStarts PStarts PEStarts PERStarts PEROEnds IEnds MIEnds AMIEnds YAMIStarts P & ends IStarts PE & ends IStarts P & ends MIA-Z Proximitiesperoneal10perones9peroneus10peroneuses12peronospora Peronospora Hyoscyami peronosporaceaeperonosporalesperoral9perorally14perorate10