DRA 



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DUO 



drastic, n., drast'-ilc (Gr. drastikos, 

 active, vigorous from drao, I do 

 or act), a purgative whose action 

 is somewhat rapid and violent: 

 adj., acting violently. 



dropsy, n., drftps'-i (L. hy drops, 

 Gr. hudrops, the dropsy ; Gr. 

 hudor, water ; ops, the eye the 

 word formerly spelt hydropsy], 

 an unnatural accumulation of 

 fluid in the cellular tissues, or in 

 other cavities of the body. 



Droseraceaa, n. phi., dros'-er-d'-se-e 

 (Gr. droseros, dewy from drosos, 

 dew), the Sundew family,, an 

 Order of herbaceous plants grow- 

 ing in damp places : Drosera, n., 

 drds'8r-d, a genus of herbaceous 

 plants, having acid taste combined 

 with slight acridity, and the 

 leaves furnished with red glandular 

 hairs, discharging from their ends 

 drops of a viscid acrid juice in sun- 

 shine hence the name Sundew 

 or 'Ros solis,' rtis sol'-is, dew of 

 the sun ; some Droseras yield a 

 dye, and their leaves fold upon 

 insects that touch the hairs : 

 DrosophyUum, n., drtisf-o-fil'-lum 

 (Gr. phullon, a leaf), another 

 genus of the same family. 



drug, n., drug (F. drogue, a drug; 

 But. droog, dry), a general name 

 for all medicinal substances. 



Drupacese, n. plu., drd-pd'-se-e (L. 

 drupa, Gr. druppa, an over-ripe 

 wrinkled olive), the almond- 

 worts, an Order of trees and 

 shrubs, now included under the 

 Sub-ord. Amygdalese or Prunese, 

 of the Ord. Rosacese, which bear 

 such stone fruits as the cherry, 

 plum, peach, etc.: drupe, n., 

 drdp, a fleshy or purple fruit 

 without valves, and containing a 

 hard stony kernel; a stone fruit : 

 drupaceous, a., drdp-af-sJius, con- 

 sisting of or producing drupes : 

 drupel, n., dr6p'-el (a diminutive 

 of drupa}, a small drupe; a fleshy 

 or purple fruit containing many 

 small stony seeds, as the rasp- 

 berry and blackberry. 



Dryandra, n., drl-and'-rd (after 

 Dryander, a Swedish botanist), a 

 genus of splendid plants nearly 

 allied to Banksia, Ord. Proteacese. 



Drymis, n., drlmf-is (Gr. drumos, 

 a forest, a grove), a genus of 

 plants, Ord. Magnoliacese : Drymis 

 Winter!, wmt'-er-i (after Captain 

 Winter), also called D. aromatica, 

 ar'-dm'at''ik-a (L. aromdticus, Gr. 

 aromatikos,. aromatic, fragrant), 

 a species brought by Captain 

 "Winter from the Straits of Magel- 

 lan, 1578 ; yields "Winter's bark ; 

 has been employed as an aromatic 

 stimulant. 



Dryobalanops, n., dri'd-bal'-an-tips 

 (Gr. drus, an oak tree ; bdldnos, 

 an acorn), a genus of trees, Ord. 

 Dipterocarpacea? : Dryobalanops 

 camphora, Mmf-tir-a (F. camphre, 

 Ar. kafur, Gr. kaphoura, camph- 

 or), also called D. aromatica, 

 ar'dm'at''ik-d (L. aromdticus, 

 aromatic, fragrant), a tree which 

 furnishes camphor oil, while solid 

 camphor is found in the cavities 

 of the wood, but only after the 

 tree attains a considerable age. 



ductus ad nasum, dukt'-us ad 

 ndz'-um (L. ductus, a leading or 

 conducting ; ad, to ; nasus, the 

 nose), a duct to the nose ; the 

 nasal duct descending to the 

 fore part of the lower meatus of 

 the nose : ductus arteriosus, art- 

 er'4'Oz f 'US (L. arteriosus, full of 

 arteries from arteria, an artery), 

 a short tube about half an inch in 

 length at birth which unites the 

 pulmonary artery with the aorta, 

 but becomes obliterated after 

 birth: d. communis choledochus, 

 Icom-murf-is kol-ed'dk'US (L. corn- 

 munis, common ; Gr. chole, bile ; 

 doclios, holding or containing 

 from dechomai, I receive), the 

 common bile duct, the largest 

 of the ducts, conveying the bile 

 both from the liver and the gall- 

 bladder into the duodenum : d. 

 cysticus, sist'-ik-us (Gr. kustis, a 

 bladder, a purse), the cystic or 



