pyloric sphincter
— Noun
– English
～ the sphincter muscle of the pylorus that separates the stomach from the duodenum
pupillary sphincter
— Noun
– English
～ a ring of smooth muscle surrounding the iris
physiological sphincter
— Noun
– English
～ a sphincter that is not recognizable at autopsy because its resting arrangement cannot be distinguished from adjacent tissue
Podocarpus spicata
— Noun
– English
～ conifer of Australia and New Zealand