Abdomen

The dictionary definition of “abdomen” is a noun referring to the part of the body between the chest and the pelvis, which contains the stomach, intestines, liver, and other vital organs. In insects and other arthropods, it refers to the posterior part of the body.

Use cases:
1. Anatomy and medicine: Discussing the location and functions of various organs within the human or animal body.
2. Fitness and exercise: Referring to the muscles and exercises that target the midsection of the body.
3. Biology: Describing the body segments of insects and arthropods.

Example In Sentence:
1. The doctor examined her abdomen to check for any signs of internal injury.
2. He focused on exercises that would strengthen his abdomen and core muscles.
3. The insect’s abdomen was clearly segmented, with each part serving a distinct function.

Related words:
1. Stomach
2. Belly
3. Tummy (informal)
4. Midsection
5. Core (in fitness contexts)