malpractice Meaning, Definition & Usage

  1. noun professional wrongdoing that results in injury or damage
    • the widow sued his surgeon for malpractice
  2. noun a wrongful act that the actor had no right to do; improper professional conduct
    • he charged them with electoral malpractices

WordNet

Mal*prac"tice noun
Etymology
Mal- + practice.
Definitions
  1. Evil practice; illegal or immoral conduct; practice contrary to established rules; specifically, the treatment of a case by a surgeon or physician in a manner which is contrary to accepted rules and productive of unfavorable results. Written also malepractice.

Webster 1913