atomic number 92

Từ điển Oxford Learners Wordfinder Dictionary

noun

a heavy toxic silvery-white radioactive metallic element;
occurs in many isotopes;
used for nuclear fuels and nuclear weapons
• Syn:
uranium, U
• Hypernyms:
metallic element, metal
• Hyponyms:
uranium 235, uranium 238
• Substance Holonyms:
uraninite, pitchblende