Abste'rsion n.s. [abstersio, Lat.] The act of cleansing. See Absterge.
The seventh cause is abstersion; which is plainly a scouring off, or incision of the more viscous humours, and making the humours more fluid, and cutting between them and the part; as is found in nitrous water, which scoureth linen cloth speedily from the foulness. Bacon's Natural History, № 42.