LUNATIC 



344 



LYMPH 



Lunatic. (See Illus. Diet.) 2. An insane person. 



Lunatum (lu-na'-tu/n) \_lunatus, crescent-shaped]. 

 The cuneiform bone. See Bones, Table of (Illus. 

 Diet.). 



Lung. (See Illus. Diet. ) L. -capacity, breathing 

 capacity. L., Cardiac, proliferation of the connective 

 tissue of a lung producing thickening of the alveolar 

 walls and finally obliteration of their cavity, due to 

 organic lesions in certain heart-diseases. L., Carni- 

 fied, a lung from which the blood as well as the air 

 has been driven out by effusion, causing it to present a 

 slaty gray color. L., Coal. See L., Coal-miner's 

 (Illus. Diet.). L., Gruyere-cheese. See Lung, 

 Saccular. L., Heart, brown induration of the lung. 

 L., Mason's, pneumoconiosis. L. -proof, L.-test. 

 See Docimasia pulmonum ; also Ploucquei 's Test and 

 other tests under Birth (Illus. Diet.). L., Saccular, 

 a condition of the lung marked by globular pouches at 

 the periphery or through the whole or greater part of 

 the lobe. L. -stone, a pulmonary calculus. L., 

 Stonecutter's, chalicosis. L., Turtle-. See Lung, 

 Saccular. 



Luniferous, Luniform (lu-nif'-er-us, lu'-ne-form) 

 \_luna, moon ; ferre, to bear ; forma, form]. Crescent- 

 shaped. 



Lunula. (See Illus. Diet.) L. scapulae. See Notch, 

 Suprascapular (Illus. Diet.). 



Lupanin (lu' '-pan-in). C 15 H 24 N 2 0. A bitter, liquid, 

 honey-like, monacid alkaloid found by Hagen (1885) 

 in seeds of Lupinus reticulatus, Desv. It is soluble in 

 ether, chloroform, or ligroin ; slightly in water. It 

 causes paralysis of the brain -centers. 



Lupeol (lu'-pe-ol). A constituent of the pods of Lu- 

 pinus luteus, L. 



Lupeose (lu'-pe-oz). C 12 H 22 O n . A saccharobiose 

 contained in seeds of Lupinus luteus, L. 



Luperine (lu'-per-in). A remedy for dipsomania said 

 to be a mixture of powdered gentian, columbo, and 

 quassia. 



Lupetazin (lu-pet-az'-in). HN(CH 2 CH . CH 3 ) 2 NH. 

 A white crystalline powder similar to piperazin in 

 action, application, and dosage. Syn., Dimethylpiper- 

 azin : Dipropylendiamin. L. Tartrate, lycetol. 



Lupiform. (See Illus. Diet.) 2. Resembling a wen. 



Lupinus (lu-pi'-uus) [lupus, a wolf]. A genus of 

 leguminous plants. L. albus, L., wolf's bean, an 

 oriental plant cultivated in Europe. The seeds are 

 used as an anthelmintic, diuretic, and abortive, the 

 meal in cataplasms. It contains lupinotoxin, lupanin, 

 dextrolupanin, levolupanin, lupinidin, conglutin, 

 legumin, lecithin, galactin, citric acid, and vanillin. L. 

 luteus, L., a species of southern Europe, where the 

 seeds are used as food, contains galactit, arginin, 

 lupinin, lupinidin, lupeol, and lupeose. 



Lupoma (iu-po'-mah). The primary nodule of lupus. 



Lupus. (See Illus. Diet.) Syn., Darta maligna. L., 

 Acute Disseminated Nodular Tuberculous, L., 

 Disseminated Follicular, Simulating Acne, L. 

 follicularis acneiformis, L. miliaris. See Acne 

 teleangeiectodes. L. nodosus. See L. tuberosus 

 ( Illus. Diet.). L., Willan's, lupus vulgaris. 



Lupuscarcinoma (lu-puskar-sin-o'-»iah). A carcin- 

 oma developing from lupus. 



Lura {In'- ruh) £L., the mouth of a bag]. The con- 

 tracted orifice of the infundibulum after removal of the 

 hypophysis. 



Lural (lu'-ral). Relating to the lura. 



Lurid (lu'-ria) \luror, yellow color]. Of a pale, wan 

 color. 



Lutarious (lu-la'-re-us) [lutt/f/i, mud]. Relating to, 

 like, or living in mud. 



Lutaud's Lotion for pruritus of the vulva. Eucalyptus 



oil, 10 parts; cocain hydrochlorate, I part; chloral hy- 

 drate, 10 parts; distilled water, 500 parts. 



Lute (lilt) \lutuin, mud]. A composition used for seal- 

 ing vessels hermetically or for closing joints in appara- 

 tus. It may be made of lime and white of egg, lin- 

 seed meal, and starch, or of clay and drying oil. 



Lutidin {lu'-tid-in). C 7 H 9 N. A clear, toxic, colorless 

 liquid distilled from bituminous shale ; soluble in water, 

 boils at 156 C. Syn., Dimethylpyridin. ,3-L., C-- 

 H 9 N, a toxic, colorless liquid obtained from distilla- 

 tion of cinchonin with potassium hydrate. Sp. gr. 

 0.959 at o C, soluble in alcohol and ether, slightly 

 in water; boils at 166 C. It is narcotic and anti- 

 spasmodic, and recommended as an antidote to strych- 

 nin. 



Lutrexanthema (lu-treks-an' -the-mah) \_7ov-p6i-, a 

 bath; t^dvOiifja, an exanthema]. An eruption due to 

 bathing. 



Lycaconin (lile-ah'-on-iu). An alkaloid derived from 

 Aconitutn lycoctununt ; it is soluble in ether. Cf. 

 Lycaconitin ; Jl/yoctonin ; Acolytin. 



Lycetal, Lycetol (lis'-et-al, -ol). NH(CH, . CH- 

 CH 3 ) V NH -j- HjT. A derivative of dimethyl pyrazin 

 combined with tartaric acid. It occurs as a fine powder, 

 soluble in water, boils at 1 18° C. ; used in gout. Dose, 

 15-45 gr. (0.97-2.9 gm.) in aqueous solution. Syn., 

 Dintetltylpiperazin tartrate; Lupetezan tartrate; 

 Dipropylene diainin. 



Lychnis (lik'-nis) [p.vxvlg, the lamp-flower]. A genus 

 of plants of the order Caryophyllacea. L. githago, 

 Scop., corn cockle, a species of Europe and naturalized 

 here. The seeds are used as a diuretic, expectorant, 

 and anthelmintic. It contains saponin (sapotoxin), 

 githagin, and agrostemmin. Cf. Githagism. 



Lyciform (lis'-e-for/n). See Lycoform. 



Lycoctonin (Jik-ok'-ton-in). Hubschmann's name for 

 an alkaloid extracted from Aconitutn lycoctonutu, L. 

 It is crystallizable, very soluble in alcohol, and but 

 slightly so in ether or water. It is, according to 

 Dragendorff and Spohn, a decomposition product of 

 lycaconitin. 



Lycoform (li'-ko-form). A combination of alcoholic 

 potash soap solution and formic aldehyd. 



Lycopersicum (li-ko-pur'-sik-um) [/A-koc, a wolf; 

 irtpawoq, a peach]. A genus of plants of the order 

 Solanacece. L. esculentum, Mill, the common gar- 

 den tomato. L. pimpinellifolium, Duval, the cur- 

 rant tomato. 



Lycosa yli-ko'-sah) \7.vkoc, a wolf ]. A genus of spiders 

 of the family Lycosidce, many species of which are 

 poisonous. L. tarantula, Linneeus, a species com- 

 mon in Apuleia (hence named by Rossi Tarantula 

 apuleia) and about Tarentum. Formerly its bite was 

 supposed to cause the nervous excitation known as 

 tarantism. 



Lycosidae (li-hos'-id-e) [aikoc, a wolf]. A family of 

 arachnids known as wolf-spiders. It contains the 

 poisonous tarantulas. Cf. Lycosa : Trochosa. 



Lycresol (li'-hre-sol). A soap solution containing 

 crude cresol. 



Lymanterian, Lymantic {li-tnan -tc'-re-an, li-man'- 

 tile) ['/i'fo/, maltreatment, destruction]. Injurious, 

 destructive ; also, produced by destruction. 



Lymph. (See Illus. Diet.) L., Heidenhain's Theory 

 of Origin of : that filtration and diffusion cannot ex- 

 plain all the facts, but that it may he attributed to a 

 selective power of the endothelial cells of the capillary 

 walls, and that lymphagogs act by stimulating these 

 cells. [Raymond.] L., Ludwig's Theory of 

 Origin of: " that the blood which is contained in the 

 vessels must always tend to equalize its pressure and 

 its chemical constitution with those of the extravas- 



