cincinnatia
/sɪn.sɪnˈæ.tɪ.ə/Definitions
1. noun
A suffix used in the names of places in Ohio, particularly Cincinnati.
“The city of Cincinnati’s name is derived from its original name, Cincinnatia.”
2. proper noun
A former name for the city of Cincinnati, Ohio.
“In 1788, the town was renamed from Cincinnatia to Cincinnati.”