apnœa en · NOUN Meanings (alt-of, countable, obsolete, uncountable) Obsolete spelling of apnea. alt of apnea Besides, there was extreme congestion of part of the lungs, and obstruction of the bronchi. In connexion with these changes stand the vomiting and purging, and, with the last of them, death by apnœa. 1847, The Lancet, page 166: Forms SpellingFeaturesLabelsSource apnœas Number=Plur lexicographic