Word.ws English Dictionary

decillionth

decillionth adjective: the ordinal form of the number decillion.

Adjective

decillionth (not comparable)

  1. The ordinal form of the number decillion

Noun

decillionth (plural decillionths)

  1. The person or thing in the decillionth position.
  2. One of a decillion equal parts of a whole.

Forms of decillionth

pluraldecillionths

Origin of decillionth

From decillion + -th (ordinal suffix).

Questions about decillionth

What does decillionth mean?
Decillionth means the ordinal form of the number decillion.
What part of speech is decillionth?
Decillionth can be an adjective or a noun.

Words near decillionth in the dictionary

  1. decillion
  2. decillionaire
  3. decillionaires
  4. decillionfold
  5. decillions
  6. decillionth
  7. decillionths
  8. decim
  9. decima
  10. decimal
  11. decimal arithmetic

Source and license

Adapted from Wiktionary: decillionth (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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