noun🔗ShareEintagsfliegenAny of the many fragile insects of the order Ephemeroptera that develop in fresh water and live very briefly as winged adults."Example Sentence: "Near the river, swarms of mayflies appeared and died within a few hours, their brief adult lives already over." "In der Nähe des Flusses erschienen Schwärme von Eintagsfliegen und starben innerhalb weniger Stunden, ihre kurze Lebensspanne als erwachsene Tiere war bereits vorbei.insectanimalnaturebiologyecologyChat with AIVocabulary GamePractice Reading