| Impact depression near Flagstaff |
| Geological depression |
| Geological formation |
| Depressions of sorts |
| Feeling of sadness or depression |
| Depression phenomenon |
| A unit of geological time |
| A billion years, geologically |
| A state of depression |
| Depression precursor |
| Geological age |
| Depression vendors' wares |
| Element #27 Suffering From Severe Depression! |
| Depression's counterpart in bipolar disorder |
| Deposits from a geological epoch |
| Great depression vendors' wares |
| Geological movement of land masses |
| Geological epochs |
| Geological epoch in which mammals arose |
| Recent, in geological terms |
| Grand Canyon geological group |
| Geological extent |
| Anti-Depression agency |
| Wooded depression |
| Geological ridge |
| Depression era prog. |
| Largest geological division |
| Geological layer that's about 1,800 miles thick |
| Depression, for one |
| Geological sample |