DIGITALIZATIOX 



•219 



DIMETHYL 



Digitalization (dij-it-ali-za f -shun). Subjection to the 

 effects of digitalin or digitalis. 



Digitiform {dif-it-e-form) [digitus, a finger; forma, 

 form]. Finger-shaped; dactyliform. 



Digitin (di; '■' '-it-in). (C 4 H s O,)n. A therapeutically 

 inert substance occurring as a granular, crystalline 

 powder isolated by Xativelle from leaves of Digitalis 

 urea, L. Syn., Crystallized digital in. 



Digitofibular {dij-it-o-fil/ -u-lar). Pertaining to the 

 fibular aspect of the toes. 



Digitoleate (di/'-it-o'-le-dt). A salt of digitoleic acid. 



Digitometatarsal (dij-it-o-met-a~tar' '-sal ). Pertaining 

 to the metatarsus and the toes. 



Digitoradial dij-it-o-ra' -deal). Relating to or situated 

 upon the radial aspect of the fingers. 



Digitotibial ydij it-o-tifZ-e-al). Relating to the tibial 

 aspect of the toes. 



Digitoulnar (dij-it-o-ul'-nar). Relating to the ulnar 

 aspect of the fingers. 



Digitoxin. (See Illus. Diet.) A white crystalline 

 powder, soluble in alcohol, in chloroform, slightly in 

 ether; insoluble in water. A powerful heart tonic 

 used in valvular lesions and myocarditis, etc. Dose, 

 ^i4ff S*- (0.00026-0.0005 gm. ) 3 times daily, with 

 3TT\_ (0.2 c.c.) chloroform, 60 rt^ (4 c.c) alcohol, \% 

 fl.oz. (45 c.c.) water. Enema, X gr. (O.ooi gm.) with 

 10 rr^ (0.6 c.c.) alcohol, 4 fl. oz. (120 c.c.) water, one 

 to three times daily. Mas. dose, yV gr. (0.002 gm.) 

 daily. 



Digitus. (See Illus. Diet.) D. hippocraticus. See 

 Hippocratic Xai! | Illus. Diet. . 



Dihexyl idi-heks'-il). (C 6 H ];l ) r A double molecule 

 of hexyl. D. -ketone, enanthene. 



Dihydrate (di-hi'-drat) [«iir, twice; i-Sup, water]. 

 I. Any compound containing two molecules of 

 hydroxyl. Syn., Bi hydrate. 2. A compound con- 

 taining two molecules of water. 



Dihydrated (di-hi / -dra-led). Having absorbed two 

 hydroxyl molecules. 



Dihydric di-hi'-drik\. Containing two atoms of hy- 

 drogen in the molecule ; bihydric. 



Dihydrid | ii-hi f -drid\. A compound of two atoms of 

 hydrogen with an element or radicle. 



Dihydroresorcin {di-hi-dro-re-zor f -sin). Shining white 

 prisms soluble in water, alcohol, or chloroform, melt- 

 ing at io4°-io6° C, obtained from resorcin by action 

 of sodium amalgam with carbon dioxid. It is recom- 

 mended as an antiseptic. 



Dihydroxytoluene {di-hi-droks-e-tol' '-u-en). See Orcin 

 1 Illus. Diet). 



Diiodethane {di-i-od-eth f -an). Same as Ethylene 

 Iodid. 



Diiodid idi-i'-o-did). A compound consisting of a 

 basic element and two atoms of iodin. D. Hydroio- 

 date. See Caffein Triiodid. 



Diiodoanilin it-io-do-an'-il-in). C 6 H 5 .NH, . I, 

 [1:2:4]. A reaction-product of anilin with iodin 

 chlorid. forming acicular crystals soluble in ether, 

 chloroform, carbon disulfid, acetic ether, or hot alcohol, 

 meiting at 96° C. It is antiseptic and used as an ap- 

 plication in skin-diseases. Syn , Meladiiodanilin. 

 >iiodobetanaphthol \di-i-o-do-ba-tah-naf-thol). C, 6 - 

 H 6 Ij0 2 . A yellowish-green, odorless, tasteless pow- 

 der obtained from mixed solutions of iodin with 

 potassium iodid and 3-naphthol with sodium carbonate 

 and S. hypochlorite ; it is soluble in chloroform, 

 slightly soluble in alcohol and ether, decomposing by 

 heat with violet fumes. It is used as an antiseptic in 

 of aristol. Syn., Xaphtholaristol ; Xaphthol- 

 diiodid. 



>iiodocarbazol di-i-o-do-kar 1 '-ba-zol). C,jH 6 I, : NH. 

 A substance obtained from carbazol by action of iodin 



with heat, forming yellow odorless laminas which melt 

 at 184 C. ; insoluble in water, soluble in alcohol and 

 chloroform. It is recommended as an antiseptic. 



Diiododithymol (di-i-o-do-di-lhr'-mol). See Aristol 

 (Illus. Diet). 



Diiodoform (di-i-o 4 -do-form). CjH,I 4 . A substance 

 forming fine, yellow, odorless needles, obtained from 

 acetylene iodid by excess of iodin and containing 

 95.28^ of iodin. It is soluble in chloroform, ben- 

 zene, toluene, or carbon bisulfid, melts at 192 C, and 

 decomposes on exposure to light. It is used as a sub- 

 stitute for iodoform. Syn., Tetraethylene iodid. 



Diiodomethane (di-i-o-do-meth'-an). Methylene iodid. 



Diiodonaphthol {di-i-o-do-naf -thol). See Diiodobeta- 

 naphthol. 



Diiodopentane {di-i-o-do-penf-tari). See Amylene 

 Iodid. 



Diiodophenol Iodid (di-i-o-do-fen / -ol). See Phenol 

 Diiodid. 



Diiodoresorcin (di-i-o-do-re-tor , -sin). A brown in- 

 odorous powder, soluble in alcohol or ether, insoluble 

 in water or diluted acids. It is used as an antiseptic 

 in place of aristol. 



Diiodosalicylic Acid (di-i-o-do-sal-is-iP 'ik). See un- 

 der Acid. D.-methylester. See Sanoform. D.- 

 phenylester. See Diiodosalol. 



Diiodosalol {di-i-o-do-saP-ol). C s H,I ? (OH)CO,C 6 H 5 . 

 A condensation-product of diiodosalicylic acid with 

 phenol, forming an odorless crystalline powder, melt- 

 ing at 135 C. It is used in treatment of skin dis- 

 eases. 



Diiodothioresorcin (di-i-o-do-thi-o-re-zor f -sin). C 6 Hj- 

 0,I,Sj. A brown amorphous powder soluble in alco- 

 hol. It is used as a dusting-powder and in 10^— 20J& 

 ointment. 



Diisoprene {di-isf-o-pren). See Dipentene (Illus. 

 Diet). 



Diisopropylideneacetone (di-is-o-pro-pil-id-en-as'-et- 

 on). See Phorone (Illus. Diet). 



Dika mali. A fetid gum resin obtained from Gardenia 

 gummifera, L., and G. lucida, Roxb. In decoction 

 it is used as an antiperiodic and in treatment of 

 chronic skin diseases. 



Dilamination (di-lam-in-a'-shun). See Chorisis (Il- 

 lus. Diet). 



Dilation (di-la'-shun). Expansion. See also Dilata- 

 tion (Illus. Diet). D., Digital, dilation of a body- 

 cavity or orifice by means of a finger. D., Hydro- 

 static, dilation of a cavity or part by means of an 

 introduced elastic bag which is subsequently distended 

 with water. D. of the Stomach, increase in size of 

 the stomach from relaxation of the walls and expan- 

 sion with gas in chronic gastritis. 



Dilatometer {dil-at-om' '-et-ur) [dilatare, to spread out ; 

 uirpov, a measure]. An apparatus for the estimation 

 of the dilation of liquids. 



Diliturate (dil-if-u-rat\. A salt of dilituric acid. 



Diluting Fluids. Solutions for use with the hemocy- 

 tometer. See Hayeuis Fluid (Illus. Diet), and Solu- 

 tions, Toisson's, Sherrington' s. 



Dimethyl {di-meth'-il). (CH 3 ) r A double molecule 

 of methyl ; in the free state it constitutes ethane. 

 D.acetal, C 4 H 10 O„ a colorless ethereal liquid ob- 

 tained from aldehyd, methyl alcohol, and glacial acetic 

 acid with heat ; sp. gr. 0.879 at o° C. ; melts at 64 

 C. It is used as an anesthetic, either alone or com- 

 bined with one-half its volume of chloroform. Syn., 

 Ethylidenedimethyl ether. D.-amidoantipyrine. 

 See Pyrantidon. D.amidoazobenzene, C 14 H 15 X 3 , a 

 derivative of dimethylanilin forming small, yellow 

 plates soluble in alcohol, oils, and strong mineral 

 acids, melting at 1 15 C. It is used as an indicator in 



