Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun limestone

1 sense of limestone

Sense 1
limestone -- (a sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals)
       => rock, stone -- (material consisting of the aggregate of minerals like those making up the Earth's crust; "that mountain is solid rock"; "stone is abundant in New England and there are many quarries")
       => sedimentary rock -- (rock formed from consolidated clay sediments)