Noun has 3 senses

• nicaea(n = noun.location) - an ancient city in Bithynia; founded in the 4th century BC and flourished under the Romans; the Nicene Creed was adopted there in 325;


Derived form adjective nicaean₁

• nicaea(n = noun.group) second council of nicaea - the seventh ecumenical council in 787 which refuted iconoclasm and regulated the veneration of holy images;


• nicaea(n = noun.group) first council of nicaea - the first ecumenical council in 325 which produced the wording of the Nicene Creed and condemned the heresy of Arianism;