Dutch

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Etymology

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From atto- +‎ seconde.

Pronunciation

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  • IPA(key): /ˈɑ.toː.səˌkɔn.də/
  • Audio:(file)
  • Hyphenation: at‧to‧se‧con‧de

Noun

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attoseconde f (plural attoseconden or attosecondes)

  1. attosecond: 10-18 of a second

French

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Pronunciation

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