Word.ws English Dictionary

reionization

reionization noun: the act or process of reionizing.

Noun

reionization (plural reionizations)

  1. The act or process of reionizing.
  2. The process by which the plasma of electrons and protons is produced after the Big Bang, when stars and galaxies ionized neutral hydrogen, or the era in which this occurs.

Proper noun capitalized: Reionization

Reionization

  1. 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).
    Synonyms:
    Age of Reionization, Epoch of Reionization, Era of Reionization, Reionization Age, Reionization Epoch, Reionization Era

Synonyms of reionization

  • Age of Reionization
  • Epoch of Reionization
  • Era of Reionization
  • Reionization Age
  • Reionization Epoch
  • Reionization Era

Forms of reionization

pluralreionizations

Origin of reionization

From re- + ionization.

From reionization.

Questions about reionization

What does reionization mean?
Reionization means the act or process of reionizing.
What part of speech is reionization?
Reionization can be a noun or a proper noun.
What is the plural of reionization?
The plural of reionization is reionizations.

Words near reionization in the dictionary

  1. reionisations
  2. reionise
  3. reionised
  4. reionises
  5. reionising
  6. reionization
  7. reionizations
  8. reionize
  9. reionized
  10. reionizes
  11. reionizing

Source and license

Adapted from Wiktionary: reionization (page history and authors); Reionization (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “reionization.” Word.ws, https://word.ws/reionization. Based on Wiktionary, CC BY-SA 4.0.