Bdellium
Bdel´lium, n. [L., fr. Gr. bde•llion; cf. Heb. b’dolakh bdellium (in sense 1).]
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. Indian bdellium or false myrrh is an exudation from Balsamodendron Roxburghii. Other kinds are known as African, Sicilian, etc.
Bdelloidea
Bdel•loi´de•a, n. pl. [NL., fr. Gr. bde•lla leech + -oid.] (Zoöl.) The order of Annulata which includes the leeches. See Hirudinea.
Bdellometer
Bdel•lom´e•ter, n. [Gr. bde•lla leech + -meter.] (Med.) A cupping glass to which are attached a scarificator and an exhausting syringe. Dunglison.
Bdellomorpha
Bdel•lo•mor´pha, n. [NL., fr. Gr. bde•lla leech + morfh• form.] (Zoöl.) An order of Nemertina, including the large leechlike worms ( Malacobdella) often parasitic in clams.