Hypernym

noun

any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter

Substance_meronym

uranium ore 1

noun

any ore from which uranium can be extracted

actinium 1

noundomain: substance

Princeton WordNet [ver.3.1]

English

Definition

a radioactive element of the actinide series; found in uranium ores

Synonyms

Ac 1
a radioactive element of the actinide series; found in uranium ores
atomic number 89 1
a radioactive element of the actinide series; found in uranium ores

Substance_holonym

uranium ore 1

noun

any ore from which uranium can be extracted