- A unit used in quantifying the casualties of nuclear war, equal to the deaths of one million people.More example sentences
- We're talking megadeaths, if not outright extinction!
- Dr. Caldicott retreated to the outback, but she left a legacy of tremendous mass awareness about the threat of nuke megadeath and planetcide.
More definitions of megadeathDefinition of megadeath in:
- The British & World English dictionary