English noun: limestone | |||
1. | limestone (substance) a sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals | ||
Broader (hypernym) | rock, sedimentary rock, stone | ||
Narrower (hyponym) | rottenstone, tripoli | ||
Substance holonym | atomic number 20, atomic number 6, C, Ca, calcite, calcium, carbon | ||