Pronunciation: (gul'it),[key] —n. 1. the esophagus.
2. the throat or pharynx.
3. a channel for water.
4. a gully or ravine.
5. a preparatory cut in an excavation.
6. a concavity between two sawteeth, joining them at their bases.
—v.t. to form a concavity at the base of (a sawtooth).