Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A radioactive isotope of radon, Rn-220, having a half-life of 54.5 seconds and produced by the disintegration of thorium.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Thorin.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[thor(ium) + –on.]

Examples

  • Fallout from these, particularly decay products of the gaseous thoron, were what the cleanup crews detected - not a nuclear reaction involving neutrons.

    Archive 2003-09-01

  • Fallout from these, particularly decay products of the gaseous thoron, were what the cleanup crews detected - not a nuclear reaction involving neutrons.

    Dangerous science

  • Firing a thoron pistol into the chests of unarmed men from point-blank range.

    Distant Shores

  • Firing a thoron pistol into the chests of unarmed men from point-blank range.

    Distant Shores

  • Firing a thoron pistol into the chests of unarmed men from point-blank range.

    Distant Shores

  • “Yes, Captain, a thoron radiation pulse drove the foreign organism out of your brains.”

    Flashback

  • Can their brains absorb that much thoron radiation?

    Flashback

  • Kes said, “We were able to kill it using the thoron radiation.”

    Flashback

  • Can their brains absorb that much thoron radiation?

    Flashback

  • Kes said, “We were able to kill it using the thoron radiation.”

    Flashback

Comments

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  • "Orbs of phosphor throw off bolts of hot volts (googols of bosons from photoprotons of thoron)."

    Eunoia by Christian Bök (upgraded edition), p 75

    May 22, 2010