Area of the body, both the external part and the internal cavity, extending from the thorax (or diaphragm) to the pelvis. It contains the stomach, intestines, liver, reproductive organs, and other organs.
(Noun)
1. the part of the body in mammals between the thorax and the pelvis 2. a cavity of this part of the body containing the stomach, intestines,
Usage: He hit his enemy in the adomen with a soccer ball.
Abdomen rate this definition:
(Noun)
(1) in vertebrates, the lower part of the body cavity, containing the digestive organs, reproductive organs, kidneys and liver. In mammals it is separated from the thorax by the diaphragm; (2) in arthropods and certain polychaete worms, the posterior part of the body, behind the head and thoracic regions; (3) in tunicates, the section of the body containing stomach and intestines.