Word.ws English Dictionary

quadzillion

UK/kwɒdˈzɪl.jən/

quadzillion noun: synonym of zillion: an unspecified, extremely large number.

Noun

quadzillion (uncountable)

  1. (excessive) Synonym of zillion: an unspecified, extremely large number.
    Synonyms:
    zillion

Synonyms of quadzillion

Origin of quadzillion

Maybe a blend of quadrillion (“10¹⁵”) + zillion (“hyperbolically large number”).

Questions about quadzillion

What does quadzillion mean?
Quadzillion means synonym of zillion: an unspecified, extremely large number.
What part of speech is quadzillion?
Quadzillion is a noun.
How do you pronounce quadzillion?
Quadzillion is pronounced /kwɒdˈzɪl.jən/ (UK).

Words near quadzillion in the dictionary

  1. quadtones
  2. quadtree
  3. quadtrees
  4. quadword
  5. quadwords
  6. quadzillion
  7. quae erant demonstranda
  8. quae pro quibus
  9. Quaequae
  10. Quaequaes
  11. quaere

Source and license

Adapted from Wiktionary: quadzillion (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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