Echinocyte (from the Greek word echinos, meaning `hedgehog` or `sea urchin`), in human biology and medicine, refers to a form of red blood cell that has an abnormal cell membrane characterized by many small, evenly spaced thorny projections. A more common term for these cells is burr cells. ==Physiology== Echinocytes are frequently confused wi...
<haematology> Erythrocytes that have shrunk (in hypertonic medium) so that the surface is spiky. ... (19 Jan 1998) ... 
(e-ki´no-sīt) burr cell.
Type: Term Pronunciation: e-kī′-nō-sīt Definitions: 1. A crenated red blood cell.