dilithium
noun
- molecular allotrope of lithium known in the gas phase
- fictional material in Star Trek
Wiktionary
Pronunciation: /daɪˈlɪθiəm/
noun
Etymology: Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- English lithium English dilithium From di- + lithium.
- The diatomic molecule Li₂ found in the gas phase.
- Two lithium atoms in a molecule.
- A fictional crystalline mineral in the Star Trek franchise, described as an essential component of anti-matter energy generation systems.
“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.”