a cataclysm resulting from a destructive sea wave caused by an earthquake or volcanic eruption; "a colossal tsunami destroyed the Minoan civilization in minutes"
not complete or total; not completed; "an incomplete account of his life"; "political consequences of incomplete military success"; "an incomplete forward pass"
not yet finished; "his thesis is still incomplete"; "an uncompleted play"
an obvious change of public opinion or political sentiment that occurs without leadership or overt expression; "there was a ground swell of antiwar sentiment"