Balonium

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A fictional chemical element. uncountable

    "I assumed starship fuel (antimatter or balonium) could be produced from electricity with perfect conversion, so it cost exactly what electricity did — good enough for the one-digit-or-so accuracy needed."

Example

More examples

"I assumed starship fuel (antimatter or balonium) could be produced from electricity with perfect conversion, so it cost exactly what electricity did — good enough for the one-digit-or-so accuracy needed."

Etymology

From baloney + -ium. See baloney (“nonsense”).

Related phrases

chemical element

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.