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dark-zilla

From Wiktionary, the free dictionary

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English

Alternative forms

  • darkzilla

Etymology

From dark +‎ -zilla. From being the dark sector version of WIMPzilla. Coined by Katherine Freese and Martin Wolfgang Winkler in 2023.

Noun

dark-zilla (plural dark-zillas)

  1. (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.
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