hassium








noun Chemistry, Physics.

  1. a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Hs; atomic number: 108.

noun

  1. a synthetic element produced in small quantities by high-energy ion bombardment. Symbol: Hs; atomic no: 108

Hs

  1. A synthetic, radioactive element that is produced by bombarding lead with iron ions. Its known isotopes have mass numbers ranging from 263 to 277. Hs 277 has the longest confirmed half-life (16.5 minutes). Atomic number 108. See Periodic Table.

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