superpower

Definitions

• (uncountable) Excessive or superior power.
• (countable) A sovereign state with dominant status on the globe and a very advanced military, especially the Soviet Union or United States.
• (countable) A fictional extraordinary physical or mental ability, especially possessed by a superhero or supervillain.
• (obsolete) Electricity generated in a large plant that is tied into a regional network, on a larger scale than was common in the early years of commercial electricity production.
• (mathematics) A tetration (also known as a power tower and the inverse of a superlogarithm).