- A spheric or spindle-shaped condensation of phagocytic macrophages in a reticular stroma investing the wall of the splenic arterial capillaries shortly before they release their blood in the cords of red pulp.
- The outer end of the inner segment of the retinal rods and cones.
- Having the shape of an ellipse or oval.
Synonym(s): sheath of Schweigger-Seidel
[G. ellips, oval, + eidos, form]
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