01
Definition
1.
karst window - a dosed depression, not a polje, which has a stream flowing across its bottom.
Gillieson, 1996
2.
karst window : Depression revealing a part of a subterranean river flowing across its floor, or an unroofed part of a cave.
Monroe, 1970
3.
Short steep-sided valleys caused by collapse of an underground cavern and exposing the river to the surface are called karst windows.
N.N.
02
Frame
| FORM | dosed |
| small natural bridge or arch | |
| exposing the river to the surface | |
| Short steep-sided | |
| LOCATION | or an unroofed part of a cave |
| FUNCTION | revealing a part of a subterranean river flowing across its floor |
| can be seen through | |
| CONTAINS | which has a stream flowing across its bottom |
| CAUSE | caused by collapse of an underground cavern |
03