The Collaborative International Dictionary
Alca torda
Razorbill \Ra"zor*bill`\ (-b[i^]l`), n. (Zo["o]l.)
A species of auk ( Alca torda) common in the Arctic seas. See Auk, and Illust. in Appendix.
See Cutwater, 3.
Alca torda
Auk \Auk\, n. [Prov. E. alk; akin to Dan. alke, Icel. & Sw. alka.] (Zo["o]l.) A name given to various species of arctic sea birds of the family Alcid[ae]. The great auk, now extinct, is Alca impennis (or Plautus impennis) . The razor-billed auk is Alca torda. See Puffin, Guillemot, and Murre.