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4 definitions found

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

 pent·ox·ide /pɛntˈɑkˌsaɪd/
 五氧化物

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

 pent·ox·ide /pɛntˈɑkˌsaɪd/ 名詞
 五氧化物

From: Webster's Revised Unabridged Dictionary (1913)

 Pen·tox·ide n.  Chem. An oxide containing five atoms of oxygen in each molecule; as, phosphorus pentoxide, P2O5.
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From: WordNet (r) 2.0

 pentoxide
      n : an oxide containing five atoms of oxygen in the molecule