involute

1. a. Alt. of Involuted Source: opted

2. n. A curve traced by the end of a string wound upon another curve, or unwound from it; -- called also evolvent. See Evolute. Source: opted

3. adj. especially of petals or leaves in bud; having margins rolled inward Source: wordnet

4. adj. (of some shells) closely coiled so that the axis is obscured Source: wordnet

5. 1. (Bot.) Rolled inward from the edges; -- said of leaves in vernation, or of the petals of flowers in æstivation. Gray. 2. (Zoöl.) (a) Turned inward at the margin, as the exterior lip of the Cyprea. (b) Rolled inward spirally. A curve traced by the end of a string wound upon another curve, or unwound from it; -- called also evolvent. See Evolute. Source: webster

6. A curve traced by the end of a string wound upon another curve,or unwound from it; -- called also evolvent. See Evolute. Source: adambom

7. s. especially of petals or leaves in bud; having margins rolled inward s. (of some shells) closely coiled so that the axis is obscured Source: ecdict

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