Word.ws English Dictionary

megamillennium

megamillennium noun: a period of time consisting of a million years.

Noun

megamillennium (plural megamillennia or megamillenniums)

  1. A period of time consisting of a million years.

Forms of megamillennium

pluralmegamillennia
pluralmegamillenniums

Origin of megamillennium

From mega- + millennium.

Questions about megamillennium

What does megamillennium mean?
Megamillennium means a period of time consisting of a million years.
What part of speech is megamillennium?
Megamillennium is a noun.
What is the plural of megamillennium?
The plural of megamillennium is megamillennia.

Words near megamillennium in the dictionary

  1. megamho
  2. megamhos
  3. megamidden
  4. megamiddens
  5. megamillennia
  6. megamillennium
  7. megamillenniums
  8. megamillion
  9. megamillionaire
  10. megamillionaires
  11. megamillionairess

Source and license

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