malpractice

noun

mal·​prac·​tice ˌmal-ˈprak-təs How to pronounce malpractice (audio)
Synonyms of malpracticenext
1
: a dereliction of professional duty or a failure to exercise an ordinary degree of professional skill or learning by one (such as a physician) rendering professional services which results in injury, loss, or damage
2
: an injurious, negligent, or improper practice : malfeasance

Examples of malpractice in a Sentence

a surgeon accused of malpractice Doctors need to have malpractice insurance to protect themselves against lawsuits.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
They’re meant to look like a small operation, inundated by the weight of their investigation into the work of financial malpractice. Adriane Quinlan, Curbed, 23 Feb. 2026 His father was a first-generation Jewish immigrant who grew up poor in Brooklyn and went on to become the king of medical malpractice law in New York, trying more than 300 cases. Tom Dotan, Vanity Fair, 23 Feb. 2026 Details on most criminal charges and medical malpractice lawsuits should be visible on North Carolina’s statewide court records system, eCourts. Amber Gaudet updated February 23, Charlotte Observer, 23 Feb. 2026 Season 7 also sees The Vampire Diaries' Sara Canning join the cast as Victoria, a woman who travels to the town of Virgin River to investigate Doc’s (Tim Matheson) medical dealings, following suspicions of malpractice that bubbled up last season. Joey Nolfi, Entertainment Weekly, 9 Feb. 2026 See All Example Sentences for malpractice

Word History

First Known Use

1671, in the meaning defined at sense 1

Time Traveler
The first known use of malpractice was in 1671

Browse Nearby Words

Cite this Entry

“Malpractice.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/malpractice. Accessed 3 Mar. 2026.

Kids Definition

malpractice

noun
mal·​prac·​tice (ˈ)mal-ˈprak-təs How to pronounce malpractice (audio)
: violation of professional standards especially by carelessness or improper conduct

Medical Definition

malpractice

1 of 2 noun
mal·​prac·​tice (ˈ)mal-ˈprak-təs How to pronounce malpractice (audio)
: a dereliction of professional duty or a failure to exercise an accepted degree of professional skill or learning by a physician rendering professional services which results in injury, loss, or damage

malpractice

2 of 2 intransitive verb
malpracticed; malpracticing
: to engage in or commit malpractice

Legal Definition

malpractice

noun
mal·​prac·​tice ˌmal-ˈprak-təs How to pronounce malpractice (audio)
: negligence, misconduct, lack of ordinary skill, or a breach of duty in the performance of a professional service (as in medicine) resulting in injury or loss
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster