Dictionary.com
definitions

Dauphiné

[doh-fee-ney]
noun
  1. a historical region and former province of SE France.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for dauphiné

Dauphiné

noun
  1. a former province of SE France: its rulers, the Counts of Vienne, assumed the title of dauphin; annexed to France in 1457

dauphine

dauphiness (ˈdɔːfɪnɪs)

noun
  1. French history the wife of a dauphin
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