Wordnet 3.0
NOUN (1)
1.
the council in 869 that condemned Photius who had become the patriarch of Constantinople without approval from the Vatican, thereby precipitating the schism between the eastern and western churches;
[syn: Constantinople, Fourth Council of Constantinople]
WordNet (r) 3.0 (2006):
Fourth Council of Constantinople
n 1: the council in 869 that condemned Photius who had become
the patriarch of Constantinople without approval from the
Vatican, thereby precipitating the schism between the
eastern and western churches [syn: Constantinople,
Fourth Council of Constantinople]