Adjective involute has 2 senses
  1. involute, rolled - especially of petals or leaves in bud; having margins rolled inward
    Antonyms: uncoiled, straight (indirect, via coiled)
  2. involute - (of some shells) closely coiled so that the axis is obscured
    Antonyms:
    uncoiled, straight (indirect, via coiled)
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