1. (noun) black-and-white short-necked web-footed diving bird of northern seas

• alca torda
• razor-billed auk
• razorbill
• auklet
• dovekie
• little auk
• plautus alle
• great auk
• pinguinus impennis
• guillemot

1. (noun) black-and-white short-necked web-footed diving bird of northern seas

• alcidae
• family alcidae

1. (noun) black-and-white short-necked web-footed diving bird of northern seas

• sea bird
• seabird
• seafowl