-ure

-ure

suff.
1. Act; process; condition: erasure.
2.
a. Function; office: judicature.
b. Body performing a function: legislature.

[Middle English, from Old French, from Latin -ūra.]
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.

-ure

suffix forming nouns
1. indicating act, process, or result: seizure.
2. indicating function or office: legislature; prefecture.
[from French, from Latin -ūra]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

-ure

an abstract-noun suffix of action, result, and instrument, occurring in loanwords from French and Latin: pressure; legislature.
[< French -ure < Latin -ūra]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.