ドデセンドデセンMeanings1noundodecenechemistryA chemical term for an alkene with twelve carbon atoms. Used in organic chemistry and industrial contexts.ドデセンは化か学がく式しき C12H24 で表ひょうされるアルケンの一いっ種しゅです。Dodecene is a type of alkene represented by the chemical formula C12H24.