HISTOGENESIS 



295 



HOMODERMATOUS 



istration of fluorescing drugs during Rontgen-ray 



treatment. 

 Histogenesis. (See Illus. Diet.) H. of the Blood, 



hematogenesis. H. of Bone, osteogenesis. H. of 



Cartilage, chondrogenesis. 

 Histogenetic. (See Illus. Diet. ) 2. Forming tissue ; 



applied to foods. H. Wandering Cell. See under 



ok 



Histogenol (his-tof-en-ol). A compound of phos- 

 phorus and arsenic, each dessert-spoonful containing 

 % S 1 - (0-°3 2 g n, °f disodic methyl arsenate and 1^2 

 gr. (o. I gm. ) of nucleinic acid. 



Histology. (See Illus. Diet. ) H., Normal, the study 

 of sound tissues. H., Pathologic, the study of dis- 

 eased tissues. H., Topographic, the study of the 

 minute structure of the organs and especially of their 

 formation from the tissues. 



Histonuria (his-ton-u' -re-ah). The presence of histon 

 in the urine. 



Histopsyche {his-to-si'-ke) \laror, a web; tyvxy, soul]. 

 The tissue soul ; according to Haeckel, the higher 

 psychologic function which gives psychologic individu- 

 ality to the compound multicellular organism as a true 

 cell commonwealth. 



Histotherapeutics, Histotherapy [his-to-ther-ap-u' '- 

 tiks, his-to-ther'-ap-e) [urrdc, a web ; Oepa~cia, therapy]. 

 The remedial use of animal tissues. 



Histricism (htY-tris-izm). Se« Hystriciasis (Illus. 

 Diet.). 



Hodograph {hod'-o-graf) \066c, a path; jpaoetv, to 

 write]. 1. An instrument for recording locomotor 

 movements. 2. Of Sir Win, Hamilton, a curse dem- 

 onstrating the velocity of a moving particle; it is em- 

 ployed in the study of central forces. 



Hog-cholera. (See Illus. Diet.) H.-c. Bacillus, B. 

 talmoni, Trevisan. Syn., B. suipestifer, Kruse. 



Holarthritis {hol-ar-thri' -tis). See Polyarthritis (Illus. 

 Diet.). 



Hole {hoi) [AS., hoi]. An opening. H., Botal's, 

 the foramen of Botal. H.s, Burnt. See Noma 

 (Illus. Diet.). 



Holencephalia [hol-en-sef-a'-le-ah). See Pantanen- 

 cephalia (Illus. Diet.). 



Holeraceous (hol-er-a / -shus) \J10lus, garden herbs]. 

 See Oleraceous (Illus. Diet.). 



Hollow \hol'-o) [AS., hoi]. 1. Empty within; not 

 solid. 2. A depression; a vacuity. H. -back, lordo- 

 sis. H.-horn, H.-tail. Synonym of Texas ferer. 



Holmitol (hol'-mit-ol). A combination of anhydro- 

 methyl-citronic acid and urotropin. A urinary disin- 

 fectant. Dose, 15-25 gr. (0.97-1.62 gm.) 3 or 4 times 

 daily. 



Holocain {hol-o-ka'-in). A crystalline combination of 

 paraphenetidin and phenacetin. The hydrochlorate is 

 employed as an anesthetic in ophthalmic practice in I f c 

 solution. 



Holocrine (hol'-o-krin) [6/oc, whole; Kpiveiv, to sep- 

 arate]. Applied to a gland the cell of which, after 

 having elaborated the material of secretion, falls into 

 disuse and disappears. Cf. Merocrine. 



Holodiastolic {hol-o-di-as-tol'-ik) [6/oc, whole; dias- 

 tole]. Relating to the entire diastole. 



Holorrhachischisis hol-or-rak-is' -kis-is\ [6/.oc, whole; 

 /xiff, spinal column; aKixtlv, to cleave]. A con- 

 genital total absence of the vertebral canal. 



Holosteosclerosis (hol-os-te-o-siler-o'-sis) [b'/.oc, whole; 

 orrriov, bone ; oic?Jipoc, hard]. General osteosclerosis. 



Holosteric {hol-osf-ter-ik) [6/.oc, whole ; areptoc, solid]. 

 Not liquid; composed entirely of solids. 



Holosymphysis (hol-o-sim'-fiz-is) [b'/oc, whole; 01 u- 

 oiwc, a growing together]. Complete union. 



Holotopic (hol-ot'-(p-ik) [6/.oc, whole ; rorrof, place]. 



Pertaining to the relation of a part to the entire organ- 

 ism. 



Holotopy \hol-ot'-o-pe). Waldeyer's term for the rela- 

 tion of a part or organ to the whole organism. Cf. 

 Idiotopy ; Skeletotopy; Syntopy. 



Ho-louan [Chinese]. Cholera. 



Holzin (holt'-zin). Formic aldehyd in a 60% solution 

 in methyl alcohol. An antiseptic and disinfectant. 



Holzinol (holt '' '-zin-ol ). A solution of formic aldehyd in 

 methyl alcohol containing a small proportion of men- 

 thol. Antiseptic and disinfectant. 



Horn-, Homo-. A prefix in chemistry signifying hom- 

 ologous ; 1. e., the compound is a derivative differing 

 by CH, from the mother-substance. 



Homagra {hom-a' -grah). See Omagra (Illus. Diet.). 



Homalodermatous, Homalodermous (ho-mal-o-dur'- 

 mat-us, -aur'-mus) [ofia'/.oc, smooth; iSipua, skin]. 

 Having a smooth skin. 



Homatropin. (See Illus. Diet.) H. Hydrobromate, 

 C 16 H„NOj . H Br, white crystals used as mydriatic and 

 in night-sweats of tuberculosis. Dose, tja— 55 8T- 

 (0.005-O.oon gm.). Max. dose, single, ? ' ff gr. Ap- 

 plication, I f c solution. 



Homaxonial, Homaxonic \hom-aks-on' -e-al, hom-aks- 

 on'-ik) \op.6q, similar; aS,uv, axis]. Having equal 

 axes. 



Homedric (hom-ed'-rih) [buoc, the same; e 6po, a base] . 

 Having equal facets. 



Homedrous (hom-ed f -rus). I. See Homedric. 2. Per- 

 taining to different diseases affecting the same part of 

 the organism. 



Homeobioethny, Homceobioethny (hom-e-o-bi-o-eih' '- 

 ne) [bfioios, like; fiior, life; Knoc, a people]. The 

 condition of being of the same race. Syn., Homeo- 

 ethny. 



Homeobiotic, Homceobiotic (hom-e-o-bi-ot'-ik) [buoioc, 

 like; fltoc, life]. I. Similar in habits of life. 2. 

 Suited to a certain position in life ; applied to diets. 

 3. Homologous. 



Homeoethny, Homceoethny (hom-e-o-eth' -ne). See 

 Homeobioethny. 



Homeoosteoplasty \ho-me-o-os-te-o-plas'-te) [6/zozoc, 

 like; bariov, bone; —/.aaoeir, to mould]. The graft- 

 ing of a piece of bone similar to that upon which it is 

 grafted. 



Homeosemous {hom-e-o-se / -mus) [6//o/oc, like; arjucior, 

 a sign]. Similar in import; applied to symptoms. 



Homeothermy {ho-me-o-thur f -me)\ifioioc, like; Bippiii, 

 heat]. The condition of having a temperature which 

 is not affected by environment. 



Homo (ho r -mo) [L., pi. homines]. Man. H. alatus. 

 one who has projecting scapulas. H. diluvii testis 

 (Scheuzer), the fossil bones of a large salamander sup- 

 posed to be human. H. fatuus, an idiot. H. hir- 

 sutus, H. pilosus, one who is affected with general 

 hypertrichosis. H. sapiens, the species man. 



Homoarecolin \ho-mo-ar-e' -kol-in). C-H, lC,H 5 ^NO,. 

 The ethyl ether of arecaidin (a. v.). A yellowish 

 liquid soluble in water or alcohol. The hydrobromid 

 forming colorless soluble crystals melting at 1 19 C. is 

 recommended as a substitute for arecolin. 



Homochelidonin \ho-mo-kel-id'-on-in). C w H n N0 4 . 

 A constituent of CheilJonium majus, L. 



Homochinin. See Homoquinon. 



Homochronous. See Homeochronous (Illus. Diet.). 



Homococain 1 ho-mo-ko* '-kah-in). See Cocaethylin. 



Homocresol {ho-mo-kr,'-soT\. See Guaiacol Ethyl. 



Homocricious {ho-mo-kre' -shus) \ofioq, similar ; KpiKog, 

 a ring]. Having the rings and articulations alike. 



Homocuminate (ho-mo-ku' '-min-ttl). A salt of homo- 

 cuminic acid. 



Homodermatous, Homodermous {ho-mo-dur / -mat- 



