[f. next: see -CY.] The condition or quality of being vibrant.
1885. N. Y. Times, 3 Nov., 5/1. Signor Ravellis tones have parted with some of their vibrancy.
1895. Funks Stand. Dict.
1906. Sat. Rev., 8 Dec., 703/1. With a vibrancy of tone that seemed to bring her voice quite close to him.