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1. The region of the body of a vertebrate between the thorax and the pelvis
   - abdomen, venter, stomach
    
2. A protruding abdomen
   - paunch
    
3. A part that bulges deeply
   "the belly of a sail"
    
4. The hollow inside of something
   "in the belly of the ship"
    
5. The underpart of the body of certain vertebrates such as snakes or fish

1. Swell out or bulge out
   - belly out

Derived forms: bellied, bellying, bellies

Type of: adipose tissue, body part, bulge, bump, excrescence, extrusion, fat, fatty tissue, gibbosity, gibbousness, hump, inside, interior, intumesce, jut, prominence, protrusion, protuberance, swell, swell up, swelling, tumefy, tumesce, underpart

Part of: body, craniate, torso, trunk, vertebrate

Encyclopedia: Belly