dentin

English Thesaurus

1. bone (calcified tissue) surrounding the pulp cavity of a tooth (noun.body)

hypernym	:	bone, os,
definition	:	rigid connective tissue that makes up the skeleton of vertebrates (noun.body)

part meronym	:	tooth,
definition	:	hard bonelike structures in the jaws of vertebrates; used for biting and chewing or for attack and defense (noun.body)

2. a calcareous material harder and denser than bone that comprises the bulk of a tooth (noun.substance)

hypernym	:	animal material,
definition	:	material derived from animals (noun.substance)

hyponym	:	ivory, tusk,
definition	:	a hard smooth ivory colored dentine that makes up most of the tusks of elephants and walruses (noun.substance)