1. the act of rolling or winding around; a circular or spiral motion or movement
2. something that is wound or coiled in a circular or spiral form; a coil or convolution
3. a roundabout or indirect way of speaking or writing; circumlocution
Usage: formal; literary

Examples

• The circumvolution of the spiral staircase made climbing it dizzying.
• The planet's circumvolution around the sun takes one year.
• The rope formed several circumvolutions around the post.
• His writing was full of circumvolution, making it hard to understand his main point.
• The circumvolutions of the brain increase its surface area.
• She explained the concept through unnecessary circumvolution instead of stating it plainly.