fragilocyte

A red blood cell that is unusually fragile when subjected to a hypotonic salt solution. [L. fragilis, brittle, + G. kytos, hollow (cell)]

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fra·gil·o·cyte frə-'jil-ə-.sīt n an exceptionally fragile red blood cell (as in congenital hemolytic jaundice)

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fra·gilo·cyte (frə-jilґo-sīt) an erythrocyte characterized by osmotic fragility.