octillionth

O1C3T1I1L1L1I1O1N1T1H4

adjective

The ordinal form of the number octillion.

Scrabble 16
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Meanings

adjectiveoctillionth (not comparable)
  1. not comparableThe ordinal form of the number octillion.
nounoctillionth (plural octillionths)

plural octillionths

  1. The person or thing in the octillionth position.
  2. One of an octillion equal parts of a whole.

Origin

From octillion + -th (ordinal suffix).

Full word history & related roots →
Cite this entry
APA

octillionth. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/octillionth

MLA

“octillionth.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/octillionth. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “octillionth,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/octillionth.

Source: octillionth on Wiktionary, CC BY-SA 4.0.