zepto-

English

Etymology

Greek (h)epta- (seven), for the seventh order of 10⁻³. The final o conforms to the finals vowel of the SI series from micro- downwards; the letter z was added, as a start in a series of terms running backwards through the alphabet.

Prefix

SI prefix
z
	Previous:	yocto-
	Next:	atto-

zepto-

1. In the International System of Units and other metric systems of units, multiplying the unit to which it is attached by 10⁻²¹. Symbol: z

Antonyms

• zetta-

Derived terms

• zeptoampere
• zeptobecquerel
• zeptocoloumb
• zeptofarad
• zeptogram
• zeptogray
• zeptohenry
• zeptojoule
• zeptometer / zeptometre
• zeptosecond

Translations

• Bulgarian: зепто-
• Japanese: ゼプト- (ja)
• Persian: زپتو