zepto-

combining form

zep·​to-
: one sextillionth (10−21) part of
zeptosecond

Word History

Etymology

International Scientific Vocabulary, probably alteration of hepta-; from the fact that 1021 is the seventh power of 103

Dictionary Entries Near zepto-

zeppole

zepto-

zeptosecond

See More Nearby Entries 

Cite this Entry

“Zepto-.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zepto-. Accessed 28 Nov. 2024.

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