Reionization
The English word “Reionization” has 1 meaning listed here.
proper noun
- The epoch of reionization of the Universe, where matter decoupled from energy, and space became transparent to radiation. One of the Ages of the Universe. The cosmic era when ultraviolet radiation of the first (Population III) stars and quasars ionized neutral hydrogen, ending the Cosmic Dark Age(s).
Etymology
From reionization.
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