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Fabricus ab Aquapendente Fa·bri·cus ab A·qua·pen·den·te (fā-brĭsh'ē-əs āb āk'wə-pěn-děn'tē), Hieronymus. 1537-1619.
Italian anatomist who gave the first detailed descriptions (1603) of the semilunar valves of the veins and established embryology as a medical discipline with his comparative studies of human and animal fetal development.