Definition of QUINTILLION

quintillion

Meanings

Plural: quintillions

Noun

  • the number that is represented as a one followed by 18 zeros
  • Any very large number, exceeding normal description.

Num

  • Either of two very large amounts:
  • A billion billion: 1 followed by eighteen zeros, 10¹⁸.
  • Either of two very large amounts:
  • A million quadrillion: 1 followed by 30 zeros, 10³⁰.
  • An unspecified very large number.

Origin / Etymology

From quint- (“five”) + -illion.

Synonyms

nonillion, trillion[long scale]]>

Scrabble Score: 20

quintillion is a valid Scrabble (US) TWL word
quintillion is a valid Scrabble Word in Merriam-Webster MW Dictionary
quintillion is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 25

quintillion is a valid Words With Friends word