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

  • n. Any of various chiefly tropical marine gastropod mollusks of the family Cymatiidae, having a pointed, spirally twisted, often colorfully marked shell.
  • n. The nucleus of tritium, consisting of two neutrons and one proton.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. the atomic nucleus of a tritium atom, consisting of a proton and two neutrons
  • n. any of several marine gastropods of the family Cymatiidae having a pointed spiral shell


Latin Trītōn, Triton (from representations of the sea god holding a conch shell); see Triton.
trit(ium) + -on1.
(American Heritage® Dictionary of the English Language, Fourth Edition)



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