morcellation
/ˌmɔːsəˈleɪʃn/noun
Division into many pieces; specifically (a) Surgery the action or process of breaking up a tumour, organ, etc., into small pieces, especially in the course of excision; (b) historical the division of property or land.
Origin
Late 19th century; earliest use found in The British Medical Journal. From French morceler to divide into many pieces + -ation, probably after morcellated.