Wiktionary
pyloric sphincter
n. (context anatomy English) Muscular valve connecting the stomach to the duodenum and regulating flow of materials out of the stomach.
WordNet
pyloric sphincter
n. the sphincter muscle of the pylorus that separates the stomach from the duodenum [syn: pyloric valve, musculus sphincter pylori]
Usage examples of "pyloric sphincter".
She imagined the softgels dropping gently through the pyloric sphincter, the acids in her stomach breaching the gelatin of their shells, the watery pink liquid spilling FN-17.