gi tract(n = noun.body) alimentary canal, alimentary tract, digestive tract, digestive tube, gastrointestinal tract - tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination;
is a kind of canal, channel, duct, epithelial duct
is a part of digestive system, gastrointestinal system, systema alimentarium, systema digestorium
has parts: breadbasket, stomach, tum, tummy, esophagus, gorge, gullet, oesophagus, small intestine, large intestine, pharynx, throat
has particulars: enteron

alimentary tract, alimentary tract smear, corticospinal tract, digestive tract, gastrointestinal tract, gi, gi series, lower respiratory tract, lower respiratory tract smear, nerve tract, optic tract, pyramidal tract, respiratory tract, respiratory tract infection, tract, tract house, tract housing, upper respiratory tract, urinary tract, urinary tract infection