Dutch

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Dutch Wikipedia has an article on:
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Etymology

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Compound of atoom (atom) +‎ nummer (number).

Pronunciation

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  • IPA(key): /ɑˈtoːmnʏmər/
  • Audio:(file)
  • Hyphenation: atoom‧num‧mer

Noun

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atoomnummer n (plural atoomnummers, diminutive atoomnummertje n)

  1. An atomic number, an element's number of protons and hence position in the periodic table

Synonyms

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