bdel·lium n.
 1. An unidentified substance mentioned in the Bible (--Gen. ii. 12, and --Num. xi. 7), variously taken to be a gum, a precious stone, or pearls, or perhaps a kind of amber found in Arabia.
 2. A gum resin of reddish brown color, brought from India, Persia, and Africa.
 Note: ☞ Indian bdellium or false myrrh is an exudation from Balsamodendron Roxburghii. Other kinds are known as African bdellium, Sicilian bdellium, etc.

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