Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
chemical element | Yes | No | No | No |
atomic number 94 | Yes | No | No | No |
chemical element (noun) | atomic number 94 (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 | a solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons; found in minute quantities in uranium ores but is usually synthesized in nuclear reactors; 13 isotopes are known with the most important being plutonium 239 |