UVALA definitions

Uvala

1) Karst formation 2) Limestone formation
Found on https://www.crosswordclues.com/clue/uvala

---

uvala

irregular depression in a karst terrain
Found on http://phrontistery.info/u.html

---

uvala

A complex closed depression formed by the coalescence of several lesser or smaller depressions or dolines (including sinkholes) within its rim.
Found on http://www.cancaver.ca/docs/glossary.htm

---