convolution >> /ˌkɑnvəˈluʃən/
Definition: [noun] A thing that is complex and difficult to follow.
Example: the convolutions of farm policy
Definition: [noun] A coil or twist, especially one of many.
Example: crosses adorned with elaborate convolutions
Definition: [noun] A sinuous fold in the surface of the brain.
Example: In people, nonhuman primates, and other mammals with relatively large brains, the cerebral cortex's convolutions permit its large surface area to cram inside the skull.
Definition: [noun] A function derived from two given functions by integration which expresses how the shape of one is modified by the other.A method of determination of the sum of two random variables by integration or summation.
Example: The disorientation of the filaments around fiber axes is also treated as a convolution with a Gaussian function.