isophone

British

/ ˈaɪsəˌfəʊn /

noun

linguistics an isogloss marking off an area in which a particular feature of pronunciation is found

"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

Etymology

Origin of isophone

C20: from iso- (as in _isogloss ) + -phone (as in _phoneme )

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023