tvívetni

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Icelandic[edit]

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Etymology[edit]

From tví- (two, double, binary) +‎ vetni (hydrogen).

Pronunciation[edit]

Noun[edit]

A picture of einvetni (protium), tvívetni (deuterium) and þrívetni (triterium).

tvívetni n (genitive singular tvívetnis, no plural)

  1. (physics, symbol D or 21H) deuterium

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