American English

Definition of stalagmite noun from the Oxford Advanced American Dictionary

 

stalagmite

 noun
noun
NAmE//stəˈlæɡmaɪt//
 
 
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a piece of rock pointing upward from the floor of a cave (= a hollow place underground), that is formed over a long period of time from drops of water containing lime that fall from the roof
See the Oxford Advanced Learner's Dictionary entry: stalagmite