cyclodeMath.|ˈsaɪkləʊd, ˈsɪk-| [f.Gr. κύκλος circle + ὁδός path.] A name introduced by Prof. Sylvester, 1869, for the involute of any order to a circle. See involute. 1869Sylvester in Proc.Lond.Math.Soc. II. 137–160 A Cyclode is the continued [nth] involute of a circle.