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1. Oxford Dictionary

   involute

   • IPA[ˈɪnvəl(j)uːt]

   英式

   • adj.
     involved or intricate；curled spirally.
   • n.
     the locus of a point considered as the end of a taut string being unwound from a given curve in the plane of that curve.
2. • 釋義

   adj.

   形容詞

   • 1. formal involved or intricate the art novel has grown increasingly involute
   • 2. technical curled spirally.
   • ▪ (of a shell) having the whorls wound closely round the axis.
   • ▪ (of a leaf or the cap of a fungus) rolled inwards at the edges.

   n.

   名詞

   • 1. the locus of a point considered as the end of a taut string being unwound from a given curve in the plane of that curve.