I'l \l DING 



s» 



DERENCEPHALOCEI.E 



Denuding [den nudare, to denude]. \ 



stripping .>r making lure. D. of the Teeth, anal 

 tion tint consists in the gradual destruction ol the 

 enamel of tin- antei abial surfaces "t the inci- 



~. cuspidati, and sometimes of the bicuspids; the 

 molars 1 by it. 



Denutrition om ; nutriare, to 



nourish]. The breaking down "r atrophy >>t' tissue 

 arising from nutrition. Hie opposite <>t nutri- 



tion. 



Deobstruent »m ; obstruere, to 



struct]. A d thai removes functional ob- 



>tru aperient. 



Deodan : . to give]. A 



tine formerly in. i an inanimate thing or animal 



th.it had caused the injury ..r violent death ofaperson. 



Deodorant ' ire, to smell]. 



A substance that rei - offensive odi 



Deodorizer \de priv. ; odorare, to 



smell]. \ d< "I": Qt; a substance that de- 



:nsive o 



Deontology ) [Aim-, right, binding ; / 



j. The of duty. D., Medical, medi- 



Deoppilant. or Deoppilative [de-op* -il-ant, or de-op- 

 . from; fpilare, to stop]. I. Deob- 

 stru rient. 2. An aperient medicine. 



Deorsum I .]. Downward. D. vergens. 



Deossification ;hun) [de , away ; ar,bone; 



. to do]. The absorption of bony material ; the 

 rivation of any part of its bony character. 

 Deoxidation [de-oks-id-a* -shun) [de, from ; oxidatus, 

 having oxygen]. In chemistry, the separation of an 

 pound from the oxygen held in com- 

 bination. Reduction. 

 Deozonize [de-o'-zon-iz) [de, from; b^eiv, to smell]. 



if ozone. 



Depauperate -o'-per-df) [de, intensive; pauper, 



or] 1. I'i render poor; to pauperize; to im- 



rerish. 2. Impoverished; ill-nourished; under- 



:. and under- grown. 



Depilation (dep-il-a' -shun) [depilatio, removal of hair]. 



removal of hairs. 

 Depilate: ■' -a-tor) [depilare, to remove the hair]. 



An instrument for pulling out the hair. 

 Depilatory t pit' ' -at-or-e) [de, from; pilits, the hair], 

 i I laving the power to remove the hair. 2. A sub- 

 troy the hair, usually a caustic al- 

 kali. 

 Deplethoric [de-pleth' '-or-ik) [de priv; irlridapTi, ple- 



:]. Marked by absence of plethora. 

 Depletion tun) [deplere, to empty]. The 



of diminishing the quantity of any tissue or 

 tluid of tin- body, especially the blood. It may be 



1 by venesection and purg- 

 ing, cupping, or scarifi 



Depletive, Depletory [de-ple* -Hv , de-ple* -tor-e) [dep 



tnpty]. 1 or tending toward depletion. 



Deplumatiot down, off; pluma, 



■ 

 Depolarization tn). Destruction of 



n of the opposite pol( 



mbination of 

 d by means of a 



Deposit . 1 , place], A 



'i held in suspen- 

 normal matter in any 



Deposition [de-po-zish'-nn). See Couching. 



Depositive [de-pot? '-it-iv) [deponere, to lay aside]. 

 Tending to or characterized by a morbid deposit ; 

 exudatix 



Depravation [dep-rav-a 1 'shun) [depravare, to vitiate]. 

 A deterioration or morbid change in the secretions, 

 tissues, or functions of the body. 



Depressant [de-pres 1 '-ant) [deprimere, to press down]. 

 A medicine that retards or depresses the physiologic 

 action of an organ. A sedative. D., Cardiac, one 

 that lowers the action of the heart. D., Cerebral, 

 one that arrests the functions of the cerebrum. D., 

 Motor, one that lowers the activity of the spinal cord 

 and motor apparatus. 



Depressio [de-pres* -e-o) [L.]. A depressing. D. 

 cataractae. Synonym of Couching. 



Depression [de-presh* -un) [depressio; deprimere, to 

 depress]. In anatomy, a hollow, or fossa. In sur- 

 gery, displacement inward of the skull, often giving 

 rise to pressure on the brain. D. and Elevation, 

 one of the Swedish movements, either excentric or 

 concentric, in which, while the part is being raised or 

 depressed, resistance is made by the patient or operator. 

 Depressions, Pacchionian. The depressions on the 

 internal surface of the parietal bone that lodge the 

 Pacchionian bodies. 



Depressor [de-pres* -or) [depri?nere, to depress]. A 

 name given to a muscle or an instrument that de- 

 presses. See Museles, Table of. D. Fibers. See 

 Pressor. D. of Sims, an instrument lor holding back 

 the vaginal wall during exploration with the speculum. 

 D., Tongue, an instrument for depressing the tongue 

 in order to examine the throat. 



Deprimens [dep*-rim-enz) [I.. ]. I. Depressing ; press- 

 ing down. 2. A depressing muscle. D. auriculae, 

 the retrahens amis muscle. D. oculi, the rectus in- 

 ferior of the eye. See Muscles, Table of. 



Deprived Classes. Those persons collectively who 

 have lost or are without their reason or any one of 

 the special senses. 



Depurant [dep* -u-rant\ [depurare, to purify]. I. 

 Purifying; cleansing. 2. A medicine that purifies 

 the animal economy. 



Depurative [dep* -u-ra-tiv) , or Depuratory [dep*-u-ra- 

 tor-e) \_di purare, to purify]. Purifying or cleansing. 

 D. Liver, same as Amyloid Liver. 



Depurator [dep* -u-ra-tor) [depurare, to purify]. A 

 medicine or a device for promoting a depuratory pro- 

 cess. 



DeR. A contraction and symbol of the term Reaction 

 of Degeneration, </. v. 



Deradelphus [der-ad-el* -fus) [df/07, neck; arfeJ 

 brother]. A monocephalic dual monstrosity, with 

 fusion of the bodies above the umbilicus, and with 

 four lower extremities, and three or four upper. 



Deradenitis [der-ad-en-i* -tis) [diptj, neck; Adfyv, a 

 gland ; /nr, inflammation]. Inflammation of the 

 glands of the neck. 



Deradenoncus [der-ad-en-ong* -kus) \f>P'i, neck ; arf^v, 

 gland; mass]. A swelling of a gland of the 



neck ; a swollen gland of the neck. 



Deranencephalia [der-an-en-sef-a* -le-ak) [iipq, neck ; 

 av priv.; I •!,: i>u'/i,i . brain]. Teratism marked by 

 absence of the head and brain, the neck being present. 



Derangement [de r&nj* ment). See Insanity. 



Derbyshire Neck [der* '-be-shir nek). See Goiter. 



Derencephalia [der-en-sef-a* -le-ah) [Skpq, neck ; 

 • in/ in]. The condition of being derencepha- 



lous ; teratii absence ol cranium, the vestiges of the 

 brain being enclosed in the cervical vertebrae. 



Derencephalocele [der-en I) [Sipjf, neck; 



/, ml hi'/ i». b rain ; Kijkri, rumor]. A protrusion of the 



