single-hearted

[ sing-guh l-hahr-tid ]
/ ˈsɪŋ gəlˈhɑr tɪd /

adjective

sincere and undivided in feeling or spirit; dedicated; not reflecting mixed emotions: He was single-hearted in his patriotism.

Origin of single-hearted

First recorded in 1570–80
Related formssin·gle-heart·ed·ly, adverbsin·gle-heart·ed·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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