<procedure> An obsolete term for incision of soft parts, especially of the abdominal wall. ... Origin: malaco-+ G. Tome, incision ... (05 Mar 2000) ... 
malacotomy, malacotomic 1. A surgical incision into soft tissue, such as the anterior abdominal wall. 2. The anatomy of soft-bodied animals, e.g. the Mollusca.