单词 | paranaphthalene |
释义 | paranaphthalene/ˌparəˈnafθəliːn/ /ˌparəˈnapθəliːn/Chemistry. Now historical and rare noun An aromatic hydrocarbon discovered in coal tar, now called anthracene. OriginMid 19th century; earliest use found in Thomas Thomson. From para- + naphthalene, after French paranaphtaline. |
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