释义 |
pyloric caecum noun 1. : one of the tubular pouches opening into the alimentary canal in the pyloric region of most fishes 2. : one of the tubular pouches opening into the ventriculus of an insect 3. : one of the paired tubes in each ray of a starfish that have lateral glandular diverticula, that constitute the liver, and that communicate in pairs by a common duct with the pyloric sac |