عمر نصف

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Arabic[edit]

Arabic Wikipedia has an article on:
Wikipedia ar

Etymology[edit]

From عُمْر (ʕumr) +‎ نِصْف (niṣf). Calque of English half-life.

Pronunciation[edit]

Noun[edit]

عُمْر نِصْف (ʕumr niṣfm

  1. (physics, chemistry) half-life

Declension[edit]