Meanings
numeral
- rareSynonym of septillion.
A single aphid can theoretically generate 1 heptillion descendants (that's 24 zeroes).
2008, Organic Gardening, volume 55, number 5, page 17Synonyms: septillion
Synonyms & antonyms
numeralSynonym of septillion.
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Cite this entry
APA
heptillion. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/heptillion
MLA
“heptillion.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/heptillion. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “heptillion,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/heptillion.
Source: heptillion on Wiktionary, CC BY-SA 4.0.