the parts of the body that break down food into small particles, allowing nutrients from food to be used for energy and growth: the mouth, esophagus, stomach, pancreas, liver, gallbladder, small intestine, and large intestine
{i} (Anatomy) intestinal tract, digestive tract, alimentary tract, digestive system's tubular passage through which food passes wherein digestion occurs and from which wastes are eliminated (extending from the mouth to the anus and includes the pharynx, esophagus, stomach, small intestine and large intestine)