| Answer | Crossword Clue |
|---|---|
| moulin | a vertical cavity in a glacier |
| moulins | MOULIN, a vertical cavity in a glacier |
| moulin | nearly vertical shaft or cavity worn in a glacier by surface water falling through a crack in the ice |
| moulins | nearly vertical shaft or cavity worn in a glacier by surface water falling through a crack in the ice |
| MOULIN | Vertical glacier shaft. |
