Word.ws English Dictionary

eo-

UK/iːəʊ/US/iːoʊ/

eo- prefix: earliest.

Prefix

eo-

  1. earliest
    Synonyms:
    protero-

Synonyms of eo-

Origin of eo-

From Ancient Greek ἠώς (ēṓs, “dawn”).

Questions about eo-

What does eo- mean?
Eo- means earliest.
What part of speech is eo-?
Eo- is a prefix.
How do you pronounce eo-?
Eo- is pronounced /iːəʊ/ (UK).

Words near eo- in the dictionary

  1. Enûma Eliš
  2. eo
  3. eo instante
  4. eo ipso
  5. eo nomine
  6. eo-
  7. Eo-Oligocene
  8. eoan
  9. Eoarchean
  10. EOB
  11. eobaatarid

Source and license

Adapted from Wiktionary: eo- (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: “eo-.” Word.ws, https://word.ws/eo-. Based on Wiktionary, CC BY-SA 4.0.