- an ancient city in NW Asia Minor, at the head of the Gulf of Astacus, in present-day Turkey: modern Izmit is on its site.
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Examples from the Web for nicomedia
The church of Nicomedia was the first pulled down by order of the emperor.
Of that in Nicomedia we know nothing, save that it was splendid.
The founder of Nicomedia transferred its inhabitants to the latter city.
It seems to have been begun in Nicomedia about 304 and finished in Gaul before 311.
He removed his school to Nicomedia, where he remained five years.