dark-zilla
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English
[edit]Alternative forms
[edit]Etymology
[edit]From dark + -zilla. From being the dark sector version of WIMPzilla. Coined by Katherine Freese and Martin Wolfgang Winkler in 2023.
Noun
[edit]dark-zilla (plural dark-zillas)
- (physics, cosmology) Theoretical extremely massive dark matter particle, orders of magnitude greater than 1010 GeV (gigaelectronvolts), thought to be generated by a vacuum phase change event, where rapidly colliding collapsing bubbles of false vacuum generate the particles in energetic collisions.