Zepto

Morpheme

Zepto

Type

bound base

Denotation

seventh order of 10-3, 10-21

Etymology

z + Hepta, from Ancient Greek heptá, with -o on analogy of micro- (<Micr + -o->) and smaller

Evidence

zeptoampere, zeptobarn, zeptobecquerel, zeptocandela, zeptofarad, zeptogram, zeptogray, zeptohenry, zeptojoule, zeptokelvin, zeptolux, zeptometer, zeptomole, zeptosecond, zeptovolt, zeptowatt

Notes

International System of Units “Metric Prefix”