Razorbill

[reizәbil]

(noun.) black-and-white northern Atlantic auk having a compressed sharp-edged bill.

Typed by Howard--From WordNet

(n.) A species of auk (Alca torda) common in the Arctic seas. See Auk, and Illust. in Appendix.

(n.) See Cutwater, 3.

Checker: Salvatore