abdomen

The definition of abdomen is the middle area on a body between the chest and the hips, also called the belly.

(noun)

An example of abdomen is the area that you exercise when doing a sit-up.

See abdomen in Webster's New World College Dictionary

noun

in vertebrates
1. the part of the body cavity from the thorax to the pelvic girdle, containing the digestive organs, etc.; belly: in mammals, the diaphragm separates this from the thorax
2. the region of the trunk between the chest and pelvis
in arthropods, the posterior body segment containing the reproductive organs, etc.

Origin: L

See abdomen in American Heritage Dictionary 4

noun

The part of the body that lies between the thorax and the pelvis and encloses the stomach, intestines, liver, spleen, and pancreas. Also called belly.
The corresponding region in vertebrates other than mammals.
The posterior segment of the body in arthropods.

Origin:

Origin: Latin abdōmen, belly; see dhē- in Indo-European roots

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