(n.) See Diaphragm.

abdomen abomasum barrier bay window beerbelly belly brattice breadbasket buffer buffer state bulkhead bumper center cloison collision mat core craw crop cushion diameter diaphragm dissepiment dividing line dividing wall division embonpoint equator fender first stomach gizzard gullet gut heart honeycomb stomach interior interseptum kernel kishkes manyplies mat maw mean median middle midmost midsection midst nucleus omasum pad panel paries partition party wall paunch pot potbelly potgut property line psalterium pusgut rennet bag reticulum rumen second stomach separation septulum septum shock pad spare tire stomach swagbelly thick thick of things third stomach tum-tum tummy underbelly ventripotence waist waistline wall zone