Wiktionary

femto-

(Redirected from femto)

English

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Etymology

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From Danish femten (“fifteen”), and the previous name of the femtometre, the fermi.

Prefix

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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 (short scale quadrillionth or long scale billiardth). Symbol: f.
    Antonym: peta-

Derived terms

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English terms prefixed with femto-

Translations

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Czech

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Prefix

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femto-

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

Derived terms

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Czech terms prefixed with femto-

Further reading

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  • “femto-”, in Kartotéka Novočeského lexikálního archivu (in Czech)

Danish

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Etymology

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

Prefix

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femto-

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

Finnish

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Etymology

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Internationalism (see English femto-).

Pronunciation

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  • IPA(key): /ˈfemto-/, [ˈfe̞mt̪o̞-]

Prefix

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femto-

  1. femto-

Derived terms

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Finnish terms prefixed with femto-

Further reading

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French

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Pronunciation

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  • Audio:(file)

Prefix

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femto-

  1. femto-

Derived terms

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French terms prefixed with femto-

Indonesian

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Etymology

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From English femto-, from Danish femten (“fifteen”), and the previous name of the femtometre, the fermi.

Pronunciation

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  • IPA(key): [ˈfɛmto]
  • Hyphenation: fém‧to

Prefix

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fémto

  1. femto-: 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.

Derived terms

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Category Indonesian terms prefixed with femto- not found

Further reading

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Italian

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Prefix

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femto-

  1. femto-

Derived terms

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Italian terms prefixed with femto-

Polish

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Etymology

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From Danish femten.

Pronunciation

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Prefix

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femto-

  1. femto-
    ‎femto- + ‎metr → ‎femtometr

Derived terms

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Category Polish terms prefixed with femto- not found

Further reading

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  • femto- in Polish dictionaries at PWN

Swedish

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Prefix

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femto-

  1. femto-
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