Definition: Relating to the abdomen, the part of the body that contains all of the structures and organs between the chest and the pelvis. The abdomen is separated from the chest by the diaphragm. Organs in the abdomen include the stomach, small intestine, colon, rectum, liver, spleen, pancreas, kidneys, appendix, gallbladder, and bladder.
Pronunciation: ab·dom·i·nal
