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septuagintillion

/ˌsɛptuəˈdʒɪntɪljən/

A thousand raised to the seventieth power

From Latin septuagint- (seventy).

noun
septuagint-
Latin
Verified
septuāgintā
“Seventy”; the numerical element in the name

from Latin septuāgintā +‎ -illion. Coined by Alfred Holbrook, a principal of South-Western Normal School in Lebanon,...

English
Verified
septuagint-
Borrowed numerical combining form

from Latin septuāgintā +‎ -illion. Coined by Alfred Holbrook, a principal of South-Western Normal School in Lebanon,...

-illion
English
AI-inferred
-illion
Number-forming suffix used in million, billion, and related names
Nineteenth-century English
AI-inferred
-illion
Productive suffix for systematically naming enormous powers of ten
Combined
septuagintillion
septuagint- (“seventy”) combines with -illion to create a very large-number name
English
AI-inferred
septuagintillion
A number traditionally defined in the short scale as 10^213
Modern English
septuagintillion

Picture a nineteenth-century school administrator in Lebanon, Ohio, looking at the expanding family of million, billion, and trillion and deciding that English needed still more numerical machinery. In 1859, Alfred Holbrook coined “septuagintillion,” attaching the Latin word septuāgintā, “seventy,” to the number-making ending -illion. The result is not merely “a lot”: in the short scale, it names 10^213, a one followed by 213 zeros—far too many for ordinary arithmetic and barely imaginable as a pile of anything. The opening element is related to the biblical Septuagint, the ancient Greek translation of the Hebrew scriptures traditionally associated with seventy translators; the same “seventy” idea also appears in septuagenarian, a person in their seventies. Today the word mostly lives in playful exaggeration, where saying “one septuagintillion” is less a measurement than a verbal attempt to make infinity look nervous.

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