noun🔗ShareGuillemotAny of several species of Arctic sea birds of the family Alcidae."While visiting the Arctic, we saw a colony of auk nesting on the cliffs near the shore. "En visitant l'Arctique, nous avons vu une colonie de guillemots nichant sur les falaises près du rivage.birdanimaloceanbiologynatureecologyChat with AIVocabulary GamePractice Reading