trocar

noun

tro·​car ˈtrō-ˌkär How to pronounce trocar (audio)
variants or less commonly trochar
: a sharp-pointed surgical instrument fitted with a cannula and used especially to insert the cannula into a body cavity as a drainage outlet

Example Sentences

Recent Examples on the Web The funeral director then removes excess fluids and gases from the abdominal and thoracic cavities using an instrument called a trocar. Mark Evely, The Conversation, 15 Sep. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trocar.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

Etymology

French trocart, alteration of trois-quart from trois three + carre edge

First Known Use

circa 1706, in the meaning defined above

Time Traveler
The first known use of trocar was circa 1706

Dictionary Entries Near trocar

Cite this Entry

“Trocar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trocar. Accessed 7 Dec. 2022.

Medical Definition

trocar

noun

tro·​car
variants also trochar
: a sharp-pointed surgical instrument fitted with a cannula and used especially to insert the cannula into a body cavity as a drainage outlet

More from Merriam-Webster on trocar

Love words? Need even more definitions?

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


Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
Name That Thing

You know what it looks like… but what is it called?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ