white rust

1. 1.

   fungus causing a disease characterized by a white powdery mass of conidia

   Broaderfungus

   Part ofAlbugo

Questions about white rust

What does white rust mean?

white rust means "fungus causing a disease characterized by a white powdery mass of conidia".

Is white rust a common word?

white rust is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.