Related Clues:
- 19-Across has a much-used one
- Double-slash container
- Address on the Web
- Internet address, briefly
- Web ID
- Business card info
- Territory over which someone reigns
- Field of thought or activity
- Range of influence or field of activity
- Sphere or territory
- Kingdom or realm
- Range of influence or field of thought
- Realm or range of influence
- District or area - or range of influence
- Area under someone's control, field of activity