The story
- Ancient Greek · borrowed fromκλυσμός“wash; flood”
- English todayhemoclysm
Coined by Matthew White (a historian) (see citation 1998, below), from hemo- + Ancient Greek κλυσμός (klusmós, “wash; flood”).
First known use, by meaning
- from 20th c. A violent and bloody conflict, a bloodbath; specifically (chiefly with capital initial), the period of the mid-twentieth century encompassing both world wars.
Etymology from Wiktionary, CC BY-SA 4.0.