from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A territorial area over which political or economic influence is wielded by one nation.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The area (literal or figurative) influenced by a country, person, etc.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the geographical area in which one nation is very influential
Sorry, no etymologies found.
Materials now had reached the point where the incoming flood of supplies was easing off, the various despatch planets back in the Solterran sphere of influence waiting to transmit again when the boxes had been set up on the planets of this system and the real buildup could begin.
Peace negotiations opened in early August in Portsmouth, N.H., and by the end of the month, Russia had surrendered her lease of the Kwantung peninsula and Port Arthur, evacuated Manchuria and recognized Japan's sphere of influence in Korea.