dukedom

[ dook-duh m, dyook- ]
/ ˈduk dəm, ˈdyuk- /
|

noun

a duchy.
the office or rank of a duke.

Origin of dukedom

late Middle English word dating back to 1425–75; see origin at duke, -dom
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for dukedom

dukedom

/ (ˈdjuːkdəm) /

noun

another name for a duchy
the title, rank, or position of a duke

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