Meaning
A cylindrical, vertical shaft that extends through a glacier and is carved by meltwater from the glacier’s surface.
Etymology
Origin: Latin
Borrowed from French moulin, from Late Latin molinum (“mill”). Doublet of moline and mill.
NYT Puzzle Appearances
No published puzzle dates on file for this word yet. It is part of the official NYT Spelling Bee word list for 2023, 2025.