MYRON 



374 



NAPHTHOL 



Myron {mi'-ron) \jxvpov, any sweet juice exuding from 

 plants]. I. An unguent. 2. A soft resin. 



Myronin {mi-ro'-nin). An ointment base said to be a 

 mixture of soap, carnauba wax, and doegling oil. 



Myrrholin {mar'-ol-in). A solution of equal parts of 

 fatty oil and myrrh used as a vehicle for administration 

 of creasote. 



Myrtaceous, Myrtal {mur-ta'-shus, mir'-tal). Belong- 

 ing to or characteristic of the myrtle family. 



Myrtiformis {mur-te-form' -is) \jnyrtus, myrtle ; forma, 

 form]. See Depressor ate nasi and Compressor narium 

 in Table of Muscles (Illus. Diet.). 



Myrtillus. (See Illus. Diet.) Extractum Myrtilli 

 Winternitzi. See under Vaccinium myrtillus, L. 



Mytilotoxicon {mit-il-o-toks f -ik-on) \jivri>*oq, mussel; 

 Tog ikov, poison]. A general name for the active agent 

 in mussel-poisoning. 



Mytilotoxism {mit-il-o-toks'-izm). Mussel-poisoning. 



Myxasthenia {tniks-as-the 1 '-ne-ah) [fiv^a, mucus; aotik- 

 veia, want of strength]. Overend's term for over- 

 dryness of the mucosa or impairment of the power to 

 secrete mucus. 



Myxochondrofibrosarcoma {miks-o-kon-dro-fi-bro-sar- 

 ko'-mah). A myxochondroma containing fibrous and 

 sarcomatous elements. 



Myxococcidium stegomyiae. The provisional name 

 for the hematobious parasite of yellow fever. 



Myxocystoma {miks-o-sist-o' -mah). A cystoma con- 

 taining mucous elements. 



Myxodermia {miks-o-dur' '-me-ah) \_fiv!-a, mucus ; deppa, 

 skin]. Softening of the skin. 



Myxofibrosarcoma {miks-o-fi-bro-sar-ko' -mah). A 

 tumor made up of myxomatous, sarcomatous, and 

 fibromatous elements. 



Myxoidedema {miks-oid-e-de f -mah). A severe form 

 of influenza, grip. 



Myxolipoma. (See Illus. Diet. ) M. teleangeiectodes 

 in capsulatum renis utriusque. See Struma lipo- 

 matodes aberrate renis (Illus. Diet.). 



Myxoma. (See Illus. Diet.) Syn., Collonema. M., 

 Cystic, M., Cystoid, one containing parts so fluid as 

 to resemble cysts. M., Hyaline, a translucent form 

 consisting almost wholly of mucous tissue. M. lipo- 

 matodes renis, M. renis. See Struma' lipomatodes 

 aberrate renis (Grawitz) (Illus. Diet.). M., Medul- 

 lary, one containing many cells and presenting a 

 white, opaque, pith-like appearance. M. multiplex 

 chorii, a hydatid mole. M. teleangeiectodes, M., 

 Telangiectatic, M., Vascular, a myxoma charac- 

 terized by a highly vascular structure. 



Myxomycetous {miks-o-mi-se'-tus). Relating to the 

 Myxomycetes or slime molds. 



Myxoneurosis {miks-o-mi-ro' -sis) [/'t's n > mucus; 

 yevpov, nerve]. A neurosis which as a functional dis- 

 turbance causes an abnormal secretion of mucus. M. 

 intestinalis membranacea, intestinal catarrh com- 

 bined with secretion of mucus of nervous origin. 



Myxopapilloma {miks-o-pap-il-o r -mah). Papilloma 

 with mucous elements. 



Myxopod {miks f -o-pod) \uv% a, mucus; novq, a foot]. 

 A protozoan furnished with confluent pseudopodia; 

 e. g., Byomyxa ; Gromia. 



N 



Nabit {na f -bit). Pulverized white sugar. 



Nabothian {nah-bo'-the-an). Described by or named 

 from Martin Naboth, a Saxon anatomist (i 675-1 721). 



Nacra (na'-krah). See Nakra (Illus. Diet.). 



Naftalan {naf'-tal-an). An antiseptic, deodorant sub- 

 stance consisting chiefly (97%) of a peculiar naphtha 

 from Russia purified and mixed with 7,% of hard soap. 

 It melts at 70 C, is soluble in ether, chloroform, or 

 fats, insoluble in water, alcohol, or glycerin. It is 

 used in treatment of skin-diseases, burns, ulcers, and 

 rheumatism. 



Nagana, N'gana, Nygana {nag -ah' '-nan) [African]. 

 Tsetse-fly disease, a form of trypanosomiasis trans- 

 mitted by Glossina morsitans, the zimb or tsetse fly 

 of Africa. See Trypanosomiasis. 



Nag-kassar. The East Indian name for the aromatic 

 flower-buds of Ochrocarpus longifolius, Benth. and 

 Hook., which are used as an astringent. Syn., 

 Puttiga ; Tamra naghe-sur. 



Naja {na'-jah) \_noya, the Ceylon name]. I. A genus 

 of serpents of the family Elapida. 2. A homeopathic 

 preparation of cobra venom. N. tripudians, the 

 cobra {a. v.). 



Nandinin (nan' -din-in). C, 9 H, 9 N0 4 . An alkaloid 

 contained in the root-bark of nanten, Nandina domes- 

 tica, Thunb., a berberaceous tree of Japan. 



Nannari, Nannary ( nan'-ar-e). The root of Hemidi-s- 

 tnus indiais, K. Br., an East Indian asclepiad. It is 

 stomachic and used as a substitute for sarsaparilla. 



Nanocephalus {nan-o-sef '-al-us) [vavof, dwarf ; Ke<pa/>.?'/, 

 head]. A fetus with a dwarfed head. 



Nanous {nan' -us) \\<hvoq, dwarf]. Dwarfed, stunted. 



Napha {na'-fah) [L. ]. Orange blossoms. 



Naphtha. (See Illus. Diet. ) N., Coal-tar, benzene. 

 N., Petroleum, benzin. N.-salicyn, a disinfecting 

 solution said to contain salicylic acid, naphthol, and 

 borax. N., Shale, ligroin. N. vitrioli, ethylic 

 ether. N., Wood, methyl alcohol. 



Naphthalin, Naphthalinum. (See Illus. Diet.) N. 

 Benzoate, a mixture of naphthalin and benzoic acid. 

 Syn. , Benzonaphthalin. 



Naphthalol, Naphthosalol {naf / -thal-ol,naf-tho-sa f - 

 lol). See Betol (Illus. Diet. ). 



Naphthocresol ( naf-tho-kre'-sol). A brown, tarry, 

 antiseptic liquid, insoluble in water, soluble in alcohol; 

 used as creolin. 



Naphthoformin {naf- 1 ho- form' -in). A condensation- 

 product of a- or /i-naphthol, formaldehyd, and am- 

 monia. It is used as an application in skin diseases. 



Naphthol. (See Illus. Diet.) N.antipyrin. 

 Naphthopyrin. N.-aristol. See Diiodobetanaphthol. 

 /?-N. Benzoate. See Benzonaphthol (Illus. Diet.). 

 N. -bismuth. See Bismuth fi-naphtholah\ UN. 

 Carbonate, CO(OC 10 H,) 2 , a dinaphthyl ester of car- 

 bonic acid obtained by the action of phosgene on ?• 

 naphthol sodium. It occurs as shining colorless scales 

 insoluble in water, melting at 176 C. It is used as \ 

 an intestinal antiseptic. N. Diiodid. Same as Di- 

 iodobetanaphthol. N.-eucalyptol, a compound of 0- 

 or /3-naphthol and cucalyptol ; it is used as a surgical , 

 antiseptic. 0-N. Lactate, lactol. N.monosulfon- 

 ate of calcium. See Asaprol (Illus. Diet.). /3-N. 



