(1524–83), Swiss theologian and physician; Swiss name Thomas Lieber; also Liebler or Lüber. Professor of medicine at Heidelberg from 1558, he opposed the imposition of a Calvinistic system of Church government in the city. The doctrine of Erastianism was later wrongly attributed to him.
Definition of Erastus in US English:
Erastus
proper nouniˈrastəs
(1524–83), Swiss theologian and physician; Swiss name Thomas Lieber, also Liebler or Lüber. Professor of medicine at Heidelberg from 1558, he opposed the imposition of a Calvinistic system of church government in the city.