Accentor n. : One who sings the leading part; the director or leader.

Accentor n. : A genus of European birds (so named from their sweet notes), including the hedge warbler. In America sometimes applied to the water thrushes.

Example:


Taxonomy
Accentor, species, Dunnock, Prunellidae, Prunella modularis, free encyclopedia, genus Prunella, Prunella, Birds, Japanese Accentor, mountainous regions, strongly, seeds, exception, wing, courtship, song, nest.

Defination from the web:
accentor can be found as high as 17,000 ft above sea level when breeding, however, most accentors breed in scrub vegetation at lower levels. ... Maroon-backed Accentor, Prunella immaculata. Yemen Accentor, Prunella fagani ...