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ma·gen·stras·se 'mä-gən-.s(h)trä-sə n a groove in the stomach along the lesser curvature that is the route food and liquids tend to take in moving toward the pylorus and that is a frequent site of peptic ulcer formation
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ma·gen·stras·se (mah″gən-strahsґə) [Ger. “stomach streetâ€] canalis gastricus.Medical dictionary. 2011.