quintillion
/kwɪnˈtɪljən/ numeral, noun
Forms quintillions
- numeral (US, modern British and Australian, short scale) A billion billion: 1 followed by eighteen zeros, 10¹⁸; one million million million.
- numeral (dated, UK, Australia, long scale) A million quadrillion: 1 followed by 30 zeros, 10³⁰.
- numeral (colloquial, hyperbolic) An unspecified very large number. “He had like a quintillion excuses for why he couldn't meet his obligation to me.”
- noun (figuratively, slang, hyperbolic) Any very large number, exceeding normal description.
Synonyms
Etymology
From French quintillion. By surface analysis, quint- (“five”) + -illion.
Sources: Wiktionary — from the Wiktionary entry “quintillion”, CC BY-SA 4.0. Details