OCTILLION

octillion

(noun) the number that is represented as a one followed by 27 zeros

Source: WordNet® 3.1


Etymology

Numeral

octillion

(US, modern British & Australian, short scale) A thousand trillion trillion, a billion billion billion: 1 followed by 27 zeros, 1027.

(dated British & Australian, long scale) A trillion quintillion: 1 followed by 48 zeros, 1048.

Synonyms

• (1027): a long scale quadrilliard

• (1048): a short scale quindecillion

Anagrams

• cotillion

Source: Wiktionary


Oc*til"lion, n. Etym: [L. octo eight + -illion, as in E. million: cf. F. octillion.]

Definition: According to the French method of numeration (which method is followed also in the United States) the number expressed by a unit with twenty-seven ciphers annexed. According to the English method, the number expressed by a unit with forty-eight ciphers annexed. See Numeration.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

3 May 2025

DESIRABLE

(adjective) worth having or seeking or achieving; “a desirable job”; “computer with many desirable features”; “a desirable outcome”


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