| Answer | Crossword Clue |
|---|---|
| ARC | Not the shortest line between two points |
| AXIOM | "A straight line is the shortest distance between two points," for instance. |
| straighter | (of a line) Lying on the shortest path between any two of its points |
| straightest | (of a line) Lying on the shortest path between any two of its points |
| LINE | A straight one is the shortest distance between two points |
| geodesic | the shortest line lying on a given surface and connecting two given points |
