1. The principal church of a bishop's diocese, containing the episcopal throne.
2. A large, important church.
3. Something that resembles a cathedral, as in grandeur or authority.
1. Of, relating to, or containing a bishop's throne: a cathedral church.
2. Relating to or issuing from a chair of office or authority; authoritative.
3. Of, relating to, or resembling a cathedral: tall trees whose branches met to form cathedral arches over the path.
[Short for cathedral church, from Middle English cathedral, of a diocese, from Old French, from Medieval Latin cathedrālis, of a bishop's see, from Latin cathedra, chair; see CATHEDRA.]
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