retroperitoneal

adjective

ret·​ro·​per·​i·​to·​ne·​al ˌre-trō-ˌper-ə-tə-ˈnē-əl How to pronounce retroperitoneal (audio)
: situated behind the peritoneum
retroperitoneally adverb

Word History

First Known Use

1835, in the meaning defined above

Time Traveler
The first known use of retroperitoneal was in 1835

Dictionary Entries Near retroperitoneal

Cite this Entry

“Retroperitoneal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/retroperitoneal. Accessed 23 Nov. 2024.

Medical Definition

retroperitoneal

adjective
ret·​ro·​per·​i·​to·​ne·​al -ˌper-ət-ᵊn-ˈē-əl How to pronounce retroperitoneal (audio)
: situated or occurring behind the peritoneum
retroperitoneal bleeding
a retroperitoneal tumor
retroperitoneally adverb
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