Convolution

(kon-vo-lu' -shun). A folding and turning upon itself of any organ, as the cerebrum and the small intestines; any gyrus of the brain. A Table of the Convolutions of the Cerebrum is added. Convolvulin (kon-vol' -vu-liri), A glucosid derived from the roots of Jalap (Convolvulus purgd). It is a gummy ma , with active purgative properties.