Mainz(redirected from Mogontiacum)
Also found in: Encyclopedia.
A city of west-central Germany at the confluence of the Rhine and Main Rivers west-southwest of Frankfurt. Built on the site of a Roman camp founded in the 1st century bc, it is an important industrial and commercial city. Johann Gutenberg established a printing industry here in the 15th century.
(Placename) a port in W Germany, capital of the Rhineland-Palatinate, at the confluence of the Main and Rhine: an archbishopric from about 780 until 1801; important in the 15th century for the development of printing (by Johann Gutenberg). Pop: 185 532 (2003 est). French name: Mayence
a port in SW central Germany, on the Rhine: capital of Rhineland-Palatinate. 184,627. French, Mayence.