The Encyclopedia Americana (1920)/Heidelberg Catechism

HEIDELBERG CATECHISM, a religious work published at Heidelberg in 1563 by Zachariah Ursinus and Caspar Olevianus for the use of the Reformed Church, and published in the Palatinate. It was approved by the Synod of Dort, and was the model on which the Westminster Assembly framed the Shorter Catechism.