Thayer's Greek Lexicon

 1. the whole belly, the entire cavity
  1) the upper [i.e. stomach] and the lower belly are distinguished
2. the lower belly, the lower region, the receptacle of the excrement
3. the gullet
  1) to be given up to the pleasures of the palate, to gluttony
4. the womb, the place where the foetus is conceived and
nourished until birth
  1) of the uterus of animals
5. the innermost part of a man, the soul, heart as the seat of
thought, feeling, choice