BDELLIUM

(Lat.), n,n, De®l(bde?ly/li2-u3m(utm), Gr., B8éAAcov, Ar., mumdilimon, mudemada. Hebr., bdolah. Fr., bdellium, bdellion. Ger., Bdellium. It., bdellio. Sp., bdelio [Sp. Ph.]. 1. Of the Hebrews, a substance which, according to the older writers, was a sort of precious stone, but was probably the same substance that is now called b. 2. Of the Greeks and Romans, a transparent, fragrant, bitter resin, called also madaleon, derived, according to Kaempfer, from the Bora us flabelliform is. 3. A myrrh-like exudation from several burseraceous plants; also, of Dioscorides, the plant itself, B. is occasionally used as an ingredient of plasters. [B.] —Aegyptisches B. (Ger.). See Egyptian b—Afriean B. 5n b. africanum. | Fr., b. oan [Fr. Cod.]. Ger., afrikanisches B. It., bdellio africa no. Sp., bedelio [Sp. Ph.|, bedelio purificado [Sp. Ph.]. An exudation from the Balsa mod end ron africanum, occurring as translucent, yellowish or brownish, oval or rounded tears, about an inch in diameter, resembling myrrh in taste and odor. According to Pelletier, it contains about 59 per cent. of transparent resin and 9°2 per cent. of pel i Fray gum. The resin, according to Johnston, has the tormula CyoH.,Os5. The name is sometimes applied also to a gum-resin exuding from the Ceradia furcata,a cubetance occurring in small tears which burn with a myrrh like odor, [B, 2, 19, 81.]-—Arabian b. Gr., BdéAAcov dpafixèr. A variety of Indian b. known to the ancients, brought from Arabia; oaaited by Aetius as translucent and yellowish. [B, 200.|—Babylonian b. A variety mentioned by Pliny. [B, 200.]—Bactrian b. A variety mentioned by Pliny. [B, 200.]—B. ægyptiacnm. See Egyptian b.—B. africanum, B. (Fr.) [Fr. Cod.]. See African b.—B. de l’Inde (Fr.). See East Indian b.—B'gummal (Ger.). See B.—B. indicum. See Indian b.—B. judaicum. See Judean b.—33. meceaense, B. meccense. According to ‘Avicenna, the fruit of some tree. [B, 200.]—B. opocalbason. Syn.: opocalbason. A gummy, wax-like substance resembling myrrh, and, although peweomens, used to adulterate the latter. ig alen (B, 180).|—B. sicillanum, B. siculum. See Sicilian b.— Kast Indian b. Lat., b.indicum. Fr., b.del'Inde. Ger., ostindisches B. It., bdellio india no. An exudation from the Balsa mod end ron mukul, and probably also of the Balsa mod end ron Roxburghii. It occurs in large, rounded, dark-colored fragments, which are translucent in thin layers and have a dusty surface, a conchoidal fracture, and an odor somewhat resembling that of myrrh. It is used chiefly to adulterate myrrh, from which it is distinguished by its tincture not turning purple on the addition of nitric acid. [B, 81.] See also Bi a BôL—Egyptian b. Lat., b. eyyptiacun. Ger., ägyptisches B. A sort of b. known to the ancients, extracted from the fruit of a tree (according to Sprengel, the Bora us flabelliform is; according to others, either the Hyphene crinita, the Chamerops humilis, or a specs of Rhus); of resinous consistence, occurring in round, yellowish, reddish, or greenish pieces, of a waxy fracture, more or le translucent, having an aromatic, myrrh-like odor and a bitter taste. [B, 180.J— -Gummi b., Gummi-resina b. See B.—Indian b. Gr., B&éAAvoy ivdedv, Lat., b. indicum. 1. Of the ancients, a variety of b. imported from the East, described by Dioscorides as occurring in dirty, blackish ei 2. Of the moderns, East Indian b. [B.]— Judean b. Lat., b. judaicum. A sort of b. described by the ancients, imported from the East and held to include two varieties, ‘the Indian (or Scythian) and the Arabian; said by Avicenna to be different from the Arabian b., and hence, perhaps. the same as Indian b, (Ist def.). [B, 200.]—Mattes B. (Ger.). See Opaque b.— Meccan b. See B. meccense—Median b. A variety mentioned by Pliny. [B, 200.|—Opaque b. Fr.,b. opaque [Guibourtj. Ger., mattes B. A variety said to be derived from the Balsa mod end ron Play fair i i; a very hard, resistant substance occurring in large elliptical tears, with a granular surface, a Relomsic opaque, conchoidal fracture, hardly any odor, and a bitter, non-acid taste; - used in the adulteration of myrrh. [R. H. Parker, ‘* Pharm. Jour. and Trans.” Aug. 2, 1879, p. 81 (B).]—Ostindisches B. (Ger.). See East Indian b,—Petrean b. A blackish variety brought from Petra. [Dioscorides (B, 200).|—Resina bdellii, Resina b. See B, -Selavian b. A variety mentioned by Avicenna, regarded by him as distinct from Indian or Judean b. [B, 200.]—Scythian b. See Indian b, (1st def.).—Sicilian b. Lat., 6. siculum, b. sicilianum. Ger., sicilianisches B. A gum-resin thought to be derived from the Daucus ieee or the Daucus gingidium; formerly used as a diuretic and diaphoretic. {B, 180.] BDELLOIDA, BDELLOIDEA (Lat.), ns n. pl. De*l(bde?1 HORE Y ge aet) era pais atte, S Heech, can pe eee lance. n order of the Rotifer a, uding those which swim and ereep like leeches. [L 121.] E BDELLOMETER, n. De*l-lo?m'est-u5r. Lat., bdellometrum (from BôédAa, a leech, and uérpoy, a measure). Fr., bdellomètre. It., bdelometro. Sp., bedelémetro. Sarlendiére’s term for an instrument invented by him for drawing blood after the manner of an artificial leech and measuring the quantity drawn; consisting of a scarification and suction apparatus. [Paulet (L, 87).]