SINKHOLE


Meaning of SINKHOLE in English

/ ˈsɪŋkhəʊl; NAmE -hoʊl/ (also ˈswallow hole ) noun

( geology ) a large hole in the ground that a river flows into, created over a long period of time by water that has fallen as rain

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.