noun Date: 1545 a form or shape that is folded in curved or tortuous windings, one of the irregular ridges on the surface of the brain and especially of the cerebrum of higher mammals, a complication or intricacy of form, design, or structure
CONVOLUTION
Meaning of CONVOLUTION in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012