Related Clues:
- Line of revolution
- Pivotal line
- Representer of time, often
- Line between two poles
- Line around which something rotates
- Center of a revolution
- Electrical system
- Electrical ___
- X or Y line
- The Earth turns on it
- X or Y, in math
- Line in math class
- Network
- Coalition produces central line
- People plot things around it