[sur-kuh
m-vuh-loo-shuhn] 
| 1. | the act of rolling or turning around: planetary circumvolution. |
| 2. | a single complete turn or cycle. |
| 3. | a winding or folding about something: the circumvolutions of a boa. |
| 4. | a fold so wound: the circumvolution of a snail shell. |
| 5. | a winding in a sinuous course; a sinuosity: the circumvolutions of the river. |
| 6. | a roundabout course or procedure, or an instance of such: The speaker's circumvolutions bored the audience to tears. |
[suhr-kuhm-vuh-loo-tuh-ree] , adjective