enfoldments

Her lip curled a little, for she remembered Leonora of old; she knew her pink-and-white prettiness and the few and simple enfoldments of her elementary little brain, just large enough to hold a few attractive near-ideas, a thorough comprehension of all the social conventionalities, and a fixed and stubborn conviction as to what was or was not "smart."

An American Suffragette Isaac N. Stevens

The prime perceivable difference between our brains and those of the Apes and lower animals is the larger number of enfoldments, or convolutions, that are developed by the Human.

Science and the Infinite or Through a Window in the Blank Wall Sydney T. Klein 1893