Entry 1 sense Webster, 1913 Reliquary /(r?l"?-kw?-r?)/ · Rel·i·qua·ry · IPA /ˈɹɛlɪkwɛɹi/ 01 n. A depositary, often a small box or casket, in which relics are kept. pl. -ries ((-rĭz)) 1. A depositary, often a small box or casket, in which relics are kept.