Dictionary

single–hearted

adjective sin·gle–heart·ed \ˌsiŋ-gəl-ˈhär-təd\

Definition of SINGLE-HEARTED

:  characterized by sincerity and unity of purpose or dedication
sin·gle–heart·ed·ly adverb
sin·gle–heart·ed·ness noun
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First Known Use of SINGLE-HEARTED

1577

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