Word.ws English Dictionary

megayear

megayear noun: a million years: a thousand thousand years.

Noun

megayear (plural megayears)

  1. A million years: a thousand thousand years.
    • Holonyms: petasecond < giga-annum, gigayear < exasecond < zettasecond < yottasecond < ronnasecond < quettasecond
    • Meronyms: quectosecond < rontosecond < yoctosecond < zeptosecond < attosecond < femtosecond < picosecond < nanosecond < microsecond < millisecond < centisecond < decisecond < second < decasecond < minute < hectosecond < kilosecond < hour < day < week < megasecond < fortnight < month < year <...

Synonyms of megayear

Forms of megayear

pluralmegayears

Origin of megayear

From mega- + year.

Questions about megayear

What does megayear mean?
Megayear means a million years: a thousand thousand years.
What part of speech is megayear?
Megayear is a noun.
What is the plural of megayear?
The plural of megayear is megayears.

Words near megayear in the dictionary

  1. megawomen
  2. megaword
  3. megawords
  4. megayacht
  5. megayachts
  6. megayear
  7. megayears
  8. megazoo
  9. megazooid
  10. megazooids
  11. megazoos

Source and license

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