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octilhão

Portuguese, noun/o.ki.t͡ʃiˈʎɐ̃w̃/

octilhão is a Portuguese masculine noun meaning “octillion (10²⁷)” (English Wiktionary, September 2026).

What does octilhão mean in English?

noun

  1. 1

    masculineoctillion (10²⁷)

  2. 2

    masculinequindecillion (10⁴⁸)

Source: English Wiktionary, Portuguese section, dump of September 2, 2026 (CC BY-SA 4.0).

How Portuguese dictionaries define it

number: 1. mil septilhões (10²⁷=1.000.000.000.000.000.000.000.000.000)

The definition in the Portuguese Wiktionary (Wikcionário), in Portuguese.

Source: Portuguese Wiktionary (Wikcionário), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.

Forms of octilhão

  • octilhões plural

Source: English Wiktionary and Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026).

How do you pronounce octilhão?

  • Brazil /o.ki.t͡ʃiˈʎɐ̃w̃/
  • Brazil [o.ki.t͡ʃiˈʎɐ̃ʊ̯̃]
  • Brazil /ok.t͡ʃiˈʎɐ̃w̃/

Sources: English Wiktionary, Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.