[ dahy-uh-sis, -seez, -sees ]
/ ˈdaɪ ə sɪs, -ˌsiz, -ˌsis /


an ecclesiastical district under the jurisdiction of a bishop.

Origin of diocese

1300–50; Middle English diocise, diocese < Anglo-French < Late Latin diocēsis, variant of Late Latin, Latin dioecēsis, < Greek dioíkēsis housekeeping, administration, province, diocese, equivalent to dioikē-, variant stem of dioikeîn to keep house, administer, govern (di- di-3 + oikeîn to dwell, occupy, manage, derivative of oîkos house) + -sis -sis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for diocese

British Dictionary definitions for diocese


/ (ˈdaɪəsɪs) /


the district under the jurisdiction of a bishop

Word Origin for diocese

C14: from Old French, from Late Latin diocēsis, from Greek dioikēsis administration, from dioikein to manage a household, from oikos house
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for diocese



early 14c., from Old French diocese (13c., Modern French diocèse), from Late Latin diocesis "a governor's jurisdiction," later, "a bishop's jurisdiction," from Greek dioikesis "government, administration; province," originally "economy, housekeeping," from dioikein "control, govern, administer, manage a house," from dia- "thoroughly" (see dia-) + oikos "house" (see villa).

Online Etymology Dictionary, © 2010 Douglas Harper