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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 neu·tron /ˈnuˌtrɑn, ˈnju-/

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 neu·tron /ˈn(j)uˌtrɑn/ 名詞

From: WordNet (r) 2.0

      n : an elementary particle with 0 charge and mass about equal to
          a proton; enters into the structure of the atomic nucleus

From: Elements database 20001107

 Weight: 1.6749286*10^-27kg
 A neutral hadron that is stable in the atomic nucleus but decays into a
 protron, an electron and an antineutrino with a mean life of 12 minutes
 outside the nucleus. Neutrons exist in all atomic nuclei except normal
 hydrogen. Reported in 1932 by James Chadwick.