adjective. Of or relating to rain; rainy.

adjective. Marked or formed by abundant rainfall.

noun. An extended period of abundant rainfall, especially such a period of the Pleistocene Epoch.

Rainy; humid: relating to rain; also, very rainy; characterized by great or extensive rainfall

In geology, depending on or arising from the action of rain.

noun. Eccles., a cope: so called from its use in outdoor processions, etc., as a protection from the weather.

noun. A priest's cope.

adjective. Of or pertaining to rain; rainy.

adjective. Produced by the action of rain.

adjective. Of, pertaining to, or produced by rain

adjective. occurring through the action of rain

noun. a rainy period

"The Quaternary period – which covers most of the recent period of vacillation between ice ages and pluvial ages – is the exception rather than the rule."

pluvial lake  

alluvial  fluvial  

rainy