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Definition of limestone noun from the Oxford Advanced Learner's Dictionary

limestone

noun
 
/ˈlaɪmstəʊn/
 
/ˈlaɪmstəʊn/
[uncountable]
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  1. a type of white rock that contains calcium, used in building and in making cement
    Oxford Collocations DictionaryLimestone is used before these nouns:
    • cave
    • cliff
    • hill
    See full entry
See limestone in the Oxford Advanced American DictionarySee limestone in the Oxford Learner's Dictionary of Academic English
aspiration
noun
 
 
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