ABDOMEN

Abdomen

The abdomen, in vertebrates such as mammals, constitutes the part of the body between the thorax and pelvis. The region enclosed by the abdomen is termed the abdominal cavity. In arthropods it is the posterior tagma of the body; it follows the thorax or cephalothorax. Anatomically, the abdomen stretches from the thorax at the thoracic diaphragm to the pelvis at the pelvic brim. The pelvic brim stretches from the lumbosacral angle to the pubic symphysis and is the edge of the pelvic inlet. The space above this inlet and under the thoracic diaphragm is termed the abdominal cavity. The boundary of the abdominal cavity is the abdominal wall in the front and the ...

The above text is a snippet from Wikipedia: Abdomen
and as such is available under the Creative Commons Attribution/Share-Alike License.

abdomen

Noun

  1. The fat surrounding the belly.
  2. The belly, or that part of the body between the thorax and the pelvis, not including the back; or in some lower vertebrates, the portion between the cardiac and caudal regions. <ref name=SOED/>
  3. The cavity of the belly, which is lined by the peritoneum, and contains the viscera; often restricted in humans to the part between the diaphragm and the commencement of the pelvis, the remainder being called the pelvic cavity. <ref name=SOED/>
    He was all bent over complaining of pains in the abdomen.
  4. The posterior section of the body, behind the thorax, in insects, crustaceans, and other Arthropoda. <ref name=SOED/>


The above text is a snippet from Wiktionary: abdomen
and as such is available under the Creative Commons Attribution/Share-Alike License.

Need help with a clue?
Try your search in the crossword dictionary!