femto-

English

Etymology

From Danish femten ‎(“fifteen”).

Prefix

SI prefix
f
	Previous:	atto-
	Next:	pico-

femto-

1. In the International System of Units and other metric systems of units, multiplying the unit to which it is attached by 10⁻¹⁵. Symbol: f.

Antonyms

• peta-

Translations

prefix

• Bulgarian: фемто- ‎(femto)
• Chinese:

  Mandarin: 飞- ‎(fēi-)

• French: femto- (fr)
• Galician: femto- (gl)
• Japanese: フェムト (ja) ‎(femuto)
• Swedish: femto- (sv)

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Danish

Etymology

Created in 1962, by the Danish physicist Henning Højgaard Jensen (1918–2001), from the number femten ‎(“fifteen”).

Prefix

femto-

1. femto- (SI prefix for 10^-15)

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Finnish

Prefix

femto-

1. femto-

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French

Prefix

femto-

1. femto-

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Italian

Prefix

femto-

1. femto-

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Swedish

Prefix

femto-

1. femto-

Derived terms

Category Swedish words prefixed with femto- not found