The act or process of wiping clean, cleansing, scouring, or purging. Also concrete: †an abstersive agent (obsolete).
Figurative and in figurative contexts.
((n.) Act of wiping clean; a cleansing; a purging.)
Origin:
Late Middle English; earliest use found in Guy de Chauliac's Grande Chirurgie. From Middle French, French abstersion and its etymon post-classical Latin abstersion-, abstersio action of wiping away from classical Latin absters-, past participial stem of abstergēre + -iō.