Also found in: Encyclopedia.
The western part of the kingdom of the Merovingian Franks from the sixth to the eighth century, in present-day northwest France. It engaged in almost constant warfare with Austrasia, the eastern portion of the realm. After 912 the name was applied to Normandy.
Neu′stri·an adj. & 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.
(Placename) of or relating to Neustria or its inhabitants
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014