From Longman Dictionary of Contemporary Englishalimentary canalal‧i‧men‧ta‧ry ca‧nal /ˌæləmentəri kəˈnæl/ noun [countable] HBthe tube in your body that takes food through your body from your mouth to your anus SYN digestive tract
Examples from the Corpus
alimentary canal• Experimental evidence also exists for the presence of axon reflexes in the alimentary canal.• Presented with a diagram of the alimentary canal, he tended to marvel at its artistry rather than study its efficiency.• The heart slows, the alimentary canal and the bladder constrict.• Greenaway colour codes the rooms of the restaurant, which mirror food's route through the alimentary canal.Origin alimentary canal (1800-1900) alimentary (1500-1600) Latin alimentarius, from alimentum “food”, from alere “to feed” 