Vesalius,
Andreas 1514-64; Fl. anatomist in Italy, Spain, etc.
See Vesalius in American Heritage Dictionary 4
(vĭ-sāˈlē-əs, -zāˈ-), Andreas 1514-1564.
Flemish anatomist and surgeon who is considered the founder of modern anatomy. His major work, On the Structure of the Human Body (1543), was based on meticulous dissection of cadavers.