Accentor \Ac*cen"tor\, n. [L. ad. + cantor singer, canere to sing.] 1. (Mus.) One who sings the leading part; the director or leader. [Obs.] 2. (Zo["o]l.) A genus of European birds (so named from their sweet notes), including the hedge warbler. In America sometimes applied to the water thrushes.
accentor n : small sparrow-like songbird of mountainous regions of Eurasia