sin·gle-heart·ed
ˌsiŋ-gəl-ˈhär-təd
: characterized by sincerity and unity of purpose or dedication
single-heartedly
adverb
single-heartedness
noun
single-heart·ed·ness
plural -es
: the quality or state of being single-hearted
fervent saint who sang because he suffered, and whose mysticism was tinged with kindly single-heartedness—
Frances P. Keyes
Love words? Need even more definitions?
Merriam-Webster unabridged



