Bible Encyclopedias
Concha

Cyclopedia of Biblical, Theological and Ecclesiastical Literature

(Gr. κόγχη, a shell), the plain round or polygonal semi-dome that covers the apsis (q.v.) of a church. (See CHURCH EDIFICES).

Bibliography Information
McClintock, John. Strong, James. Entry for 'Concha'. Cyclopedia of Biblical, Theological and Ecclesiastical Literature. https://www.studylight.org/​encyclopedias/​eng/​tce/​c/concha.html. Harper & Brothers. New York. 1870.