ZEPTOSECOND
Etymology
Noun
zeptosecond (plural zeptoseconds)
A unit of time equal to 0.000 000 000 000 000 000 001 seconds, that is, 10−21 second, and with symbol zs.
Source: Wiktionary
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Word of the Day
19 May 2025
CHEMICAL
(adjective) of or made from or using substances produced by or used in reactions involving atomic or molecular changes; “chemical fertilizer”
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