dauphiness

noun, often capitalized
dau·​phin·​ess | \ ˈdȯfə̇nə̇s\
plural dauphinesses

Definition of dauphiness

: the wife of the dauphin

History and Etymology for dauphiness

from earlier daulphinesse, dolphinesse, from daulphin, dolphyn dauphin + -esse -ess

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