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2 definitions found

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

 al·kyne /ˈælˌkaɪn/
 炔; 炔烴

From: WordNet (r) 2.0

 alkyne
      n : a colorless flammable gas used chiefly in welding and in
          organic synthesis [syn: acetylene, ethyne]