krypton

Meanings

1. 1
   noun

   the colorless, odorless noble-gas chemical element with symbol Kr and atomic number 36

   Radioactive krypton isotopes are among the products formed when uranium nuclei split.

Formed from Greek kryptos ("hidden") + -on, an ending used for noble gases. William Ramsay and Morris Travers chose the name after detecting the rare gas in residue left by evaporating liquid air.

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