English noun: uranium | |||
| 1. | uranium (substance) a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons | ||
| Synonyms | atomic number 92, U | ||
| Broader (hypernym) | metal, metallic element | ||
| Narrower (hyponym) | uranium 235, uranium 238 | ||
| Substance meronym | pitchblende, uraninite | ||