|1.||of, characterized by, or due to the action of rain; rainy: pluvial insurance|
|2.||geology of or relating to rainfall or precipitation|
|3.||a climate characterized by persistent heavy rainfall, esp one occurring in unglaciated regions during the Pleistocene epoch|
|[C17: from Latin pluviālis rainy, from pluvia rain]|
|pluvial (pl'vē-əl) Pronunciation Key
Relating to or caused by rain.