Pronunciation

change

Determiner

change

Determiner
septillion

  1. (number) (ordinal septillionth) The number 1,000,000,000,000,000,000,000,000

Singular
septillion

Plural
septillions

  1. The number 1,000,000,000,000,000,000,000,000
    One thousand sextillion is a septillion.