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A church official, as in the Anglican Church, who is in charge of temporal and other affairs in a diocese, with powers delegated from the bishop.
[Middle English archedeken, from Old English arcediakon, from Late Latin archidiāconus, from Late Greek arkhidiākonos : Greek arkhi-, archi- + Greek diākonos, deacon.]
arch·dea′con·ate (-kə-nĭt) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.