The act of turning or winding around a central point or axis. The circumvolution of the planets around the sun is a fundamental concept in astronomy.
A winding or circular movement or path. The circumvolution of the river created a natural boundary for the village.
A coil, convolution, or spiral form; something that is wound or folded upon itself. The circumvolutions of the vine wrapped tightly around the trellis.
Anatomy: a convolution or gyrus of the brain. Damage to the frontal circumvolutions can impair decision-making abilities.