mistfall

plural mistfalls

1. rareA waterfall that falls in the form of fine mist.

   The mistfall was heavier as the boat entered the domain of the great falls at Niagara.

   2007, Robert Sneider, The Falls II: In the Crossfire of Mist and Madness

   1 more example

   Water started to come down from here and there on the high bank, streamlets big as a finger, mere dripdrops, mistfalls that evaporated halfway to the surface of the river – these can't be rainfed, not here – […]

   2017, Joanna Russ, We Who Are About To...