Answer:

superpower

Answer	Crossword Clue
SUPERPOWER	The United States, e.g.
SUPERPOWER	X-ray vision, e.g.
SUPERPOWER	Influential nation

SUPERPOWER	U.S.S.R. or U.S.A.
SUPERPOWER	Dominant state

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.