%regurgitation%

n. [ Cf. F. régurgitation. ] 1. The act of flowing or pouring back by the orifice of entrance; specifically (Med.), the reversal of the natural direction in which the current or contents flow through a tube or cavity of the body. Quain. [ 1913 Webster ]

2. The act of swallowing again; reabsorption. [ 1913 Webster ]