Celiac From Wikipedia the free encyclopedia Look up celiac in Wiktionary, the free dictionary. Celiac (or coeliac in British English) may refer to: Coeliac disease Celiac artery Celiac lymph nodes Celiac plexus Topics referred to by the same term This disambiguation page lists articles associated with the title Celiac.If an internal link led you here, you may wish to change the link to point directly to the intended article.