[ per-i-tn-ee-uh m ]
/ ˌpɛr ɪ tnˈi əm /
noun, plural per·i·to·ne·ums, per·i·to·ne·a [per-i-tn-ee-uh] /ˌpɛr ɪ tnˈi ə/. Anatomy.
the serous membrane lining the abdominal cavity and investing its viscera.
TAKE THIS QUIZ TO SEE WHAT YOU KNOW ABOUT 2ND-3RD GRADE VOCAB FROM BOOKS!
Are you learning new vocabulary? Or do you just have an interest in words? Either way, this quiz is for you.
Question 1 of 10
Origin of peritoneum
OTHER WORDS FROM peritoneum
per·i·to·ne·al, adjectiveper·i·to·ne·al·ly, adverbpre·per·i·to·ne·al, adjectivesub·per·i·to·ne·al, adjective
trans·per·i·to·ne·al, adjectivetrans·per·i·to·ne·al·ly, adverb
Words nearby peritoneum
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for sub-peritoneal
/ (ˌpɛrɪtəˈniːəm) /
noun plural -nea (-ˈniːə) or -neums
a thin translucent serous sac that lines the walls of the abdominal cavity and covers most of the viscera
Derived forms of peritoneumperitoneal, adjective
Word Origin for peritoneum
C16: via Late Latin from Greek peritonaion, from peritonos stretched around, from peri- + tenein to stretch
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for sub-peritoneal
n. pl. per•i•to•ne•a
The serous sac consisting of mesothelium and a thin layer of irregular connective tissue that lines the abdominal cavity, covers most of the viscera contained therein, and itself forms two cavities, the peritoneal and the omental bursa, which are connected by the epiploic foramen.
Other words from peritoneumper′i•to•ne′al adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for sub-peritoneal
[ pĕr′ĭ-tn-ē′əm ]
The membrane that lines the walls of the abdomen and the pelvis (called the parietal peritoneum) and encloses the abdominal and pelvic organs (called the visceral peritoneum.) The space between the two, the peritoneal cavity, fills with inflammatory cells and pus when the peritoneum becomes infected.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.