[auk] n [Norw or Icel alk, alka, fr. ON alka] (1674): any of several black-and-white short-necked diving seabirds (family Alcidae) that breed in colder parts of the northern hemisphere
AUK
Meaning of AUK in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012