| strontium 90 | Strontium 90: One of the radioisotopes of strontium; part of radioactive fallout, harmful to human health. |
| strontium 90 | (n) a radioactive isotope of strontium (with the mass number 90) that is present in the fallout from nuclear explosions; can be assimilated like calcium into bones |
| ストロンチウム９０;ストロンチウム九〇 | [ストロンチウムきゅうじゅう, sutoronchiumu kyuujuu] (n) strontium 90 (Sr-90) [Add to Longdo] |