superpowers

noun

1. 1

   Excessive or superior power.

2. 2

   A sovereign state with dominant status on the globe and a very advanced military, especially the Soviet Union or United States.

3. 3

   A fictional extraordinary physical or mental ability, especially possessed by a superhero or supervillain.

4. 4

   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.

5. 5

   (mathematics) A tetration (also known as a power tower and the inverse of a superlogarithm).