Lipsanotheca, a term sometimes used synonymously with reliquary (q. v.), but signifying, more correctly, the little box containing the relics, which is placed inside the reliquary.
The Catholic Encyclopedia
Lipsanotheca
1 section
Charles G. Herbermann and others (editors)
Transcribed from a dated scan; artifacts may remain. Edition notes
Trans. None. Written in English by the contributors whose signatures close each article., The Catholic Encyclopedia, An International Work of Reference on the Constitution, Doctrine, Discipline, and History of the Catholic Church, in fifteen volumes, 1907-1912. Public domain.