From German - English Ding/FreeDict dictionary ver. 1.9-fd1: Doline /doːlˈiːnə/ <fem, n, sg> [geol.] sinkhole <n>, sink <n>, snakehole <n>, swallowhole <n>, swallet <n>, doline <n> Synonym: Karsttrichter
Doline /doːlˈiːnə/ <fem, n, sg> [geol.] sinkhole <n>, sink <n>, snakehole <n>, swallowhole <n>, swallet <n>, doline <n> Synonym: Karsttrichter