Dilithium

//daɪˈlɪθiəm// noun

Definitions

Noun
  1. 1
    The diatomic molecule Li₂ found in the gas phase. uncountable
  2. 2
    Two lithium atoms in a molecule. especially, in-compounds, uncountable
  3. 3
    A fictional crystalline mineral in the Star Trek franchise, described as an essential component of anti-matter energy generation systems. uncountable

    "Fifty years later and it seems like we should—I don’t know if dilithium crystals are out there—but, you know, we should be getting some breakthroughs."

Etymology

From di- + lithium.

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