Word Pronunciation & Dictionary

duocentillion

Word Rarity Very rare

Frequency: Zipf frequency 0.00 in modern English

Syllables
duo-cen-til-lion
IPA
16
Scrabble Score
13
Letters
4
Syllables
9
Unique Chars

Meaning

num

10³⁰⁹.

Example Sentences

Etymology

From duo- (“two”) + centillion. Compare Latin ducentī (“two hundred”). Coined by Alfred Holbrook Alfred Holbrook, a principal of South-Western Normal School in Lebanon, Ohio, in 1859 (see the quotation).

Word Breakdown

Inflected Forms

Questions

What does duocentillion mean?
10³⁰⁹.
Where does duocentillion come from?
From duo- (“two”) + centillion. Compare Latin ducentī (“two hundred”). Coined by Alfred Holbrook Alfred Holbrook, a principal of South-Western Normal School in Lebanon, Ohio, in 1859 (see the quotation).

How to pronounce duocentillion

  1. Open the pronunciation page — Open the Speakur entry for “duocentillion”.
  2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
  3. Play the audio — Click Play to hear reference audio for “duocentillion”.
  4. Repeat and practice — Say “duocentillion” aloud, matching stress and vowels until it feels natural.