involute

Definitions of involute
1

adj especially of petals or leaves in bud; having margins rolled inward

Synonyms:
rolled
coiled
curled or wound (especially in concentric rings or spirals)

adj (of some shells) closely coiled so that the axis is obscured

Synonyms:
coiled
curled or wound (especially in concentric rings or spirals)

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.