The definition of an ambry is a nook or cabinet, frequently in a church in which sacred items are stored.(noun)
An example of an ambry is a storage place in which bibles or chalices may be kept.
See ambry in Webster's New World College Dictionary
noun pl. ambries
Origin: ME almerie < OFr armarie < L armarium, chest for tools or arms < arma, weapons
See ambry in American Heritage Dictionary 4
noun pl. am·bries
Origin: Middle English almerie, place for safekeeping
Origin: , from Old French almarie
Origin: , from Medieval Latin almārium
Origin: , from Latin armārium, closet
Origin: , from arma, tools; see arm2.