English edit

Etymology edit

un- +‎ stem +‎ -able

Adjective edit

unstemmable (not comparable)

  1. That cannot be stemmed; being an unstoppable flood.
    • 2009 September 6, Geoff Pevere, “The human wreckage of the great blow of '54”, in Toronto Star[1]:
      Mary takes in a screening of Niagara the day she learns she's carrying Ray's baby, and this is only one of many watery images that flow through the book's roiling currents: Bell's struggle with the lake's waves, the unstemmable surges of illicit passion, the rains that come to carry everything in its path.