CYANOHEM( )(,!.( >BIN 



347 



CYLINDRO EPHALIC 



the compound known as fulminic acid. < yanogen 

 and hydrocyanic acid are usually distinguished by the 

 odor nf hitter almonds. 



Cyanohemoglobin ( si-au' ' -o-hem-o-glo* '-hin i [kvi 

 blue; yewdv, to produce; n'nui, blood; globus, a 

 ball]. A peculiar compound of hydrocyanii acid and 

 hemoglobin, made by the addition oi hydrocyanic acid 

 to warm blood outside of the body. ["his substance 

 is entirely wanting in the ozonizing power of normal 

 oxyhemoglobin. 



Cyanomycosis {si-an' -o tni-ko' -sis)\_Ki avm; \\wtt ; //' «7f, 

 fungus]. The production of blue pus, or of pus 

 charged with Micrococcus pyocyaneus. See Bacteria. 



Cyanopathy [si-an-op r -a-the\. See Cyanosis. 



Cyanophilous [si-an-off , -il-us\ [idiavoq, blue; (piXieiv, 

 to love]. Stainable with blue coloring-matter. 



Cyanophyl (si-an'-o-fil) [tcbaooc, dark-blue; or/'/nr, 

 leaf]. Fremy's name for a supposed blue constituent 

 of chlorophyl. 



Cyanopia {si-an-</-peah) \_Kravnr, blue; in]/, eye]. A 

 perverted state of the visual powers, during which all 

 objects appear blue. 



Cyanosin [si-an'-o-sin) [jtbavog, blue]. One of the 

 Fluorescein colors. See Pigments, Conspectus of. 



Cyanosis (si-tiu-o'-sis) [kAjovoq, blue]. A bluish dis- 

 coloration of the skin from non-oxidation of the blood, 

 caused by local or general circulatory diseases. It 

 may be due to the admixture of arterial and venous 

 blood, as when there is a deficiency of the septum 

 between the auricles and ventricles. It is seen in 

 various diseases of the heart and lungs. C, Con- 

 genital. See Blue Disease. 



Cyanospermia {si-an , -o-sper , -me-ah ) [icvavog, blue ; 

 a-ipfia, sperm]. A condition wherein the semen has 

 a bluish tint. 



Cyanotic [si-an-of-ik) \jcbavog, blue]. Relating to or 

 affected with cyanosis. 



Cyanuric Acid (si-an-u'-rik). See Acid, Tricyanic. 



Cyanurin (si-an-u'-rin) [xvavoc, blue; oipov, urine]. 

 I roglaucin or urine-indigo ; indigo found in the urine 

 in cystitis and in chronic kidney-diseases ; it is also 

 occasionally found in apparent health. 



Cyar [si'-ar) [/aap, the eye of a needle]. The internal 

 auditory meatus. 



Cyasma (si-as'-mah) [kveeiv, to be pregnant : //. , 

 Cyasmatd\. The peculiar freckle sometimes seen 

 upon pregnant women. 



Cyathiform {si' ' -ath-if-orni) Tcyatkus, a cup ; forma, 

 shape]. In biology, cup-shaped. 



Cyclarthrosis [sik-lar-thro'-sis) [/ci'/c/loc, circle ; apflpuaic, 

 a joint]. A pivot-joint; lateral ginglymus, or rotary 

 diarthrosis; an articulation that admits of decided rota- 

 tion in one of its elements. 



Cyclic (si'-klik) [kvk/ukoc, circular]. Having cycles or 

 periods of exacerbation or change, as cyclic insanity. 

 In biology, applied to flowers whose organs are ar- 

 ranged in whorls. C. Albuminuria. See Albumi- 

 nuria. C. Insanity. See Insanity. 



Cyclicotomy {si-klik-ot'-o-me) \kvk7ak6c, circular ; 

 ri uveiv, to cut]. Surgical incision or division of the 

 ciliary body. 



Cyclitic Shell (si-klit'-ik) [kitc/v/ioc, circular]. A co- 

 herent, solid, fibrous mass of exudate, completely 

 enveloping the crystalline lens. 



Cyclitis {stk-Ii' -tis) \_kI'k/o<;. a circle ; trig, inflamma- 

 tion]. Inflammation of the ciliary body, characterized 

 bv a zone of congestion in the sclerotic coat surround- 

 ing the cornea. It is a serious condition, often impli- 

 cating adjacent structures. It may be serous, plastic, 

 or suppurative. Irido-cyclitis. the involvement of 

 both iris and ciliary body in the inflammatory proci 5S 



Cyclocephalus {si-klo-sef -al-tts) [kvkAoc, a circle; 



Ke<pa/.i/, head]. I. A species of single autositii i 



Sti r> ( harai trri/ed by a more or le-s c< implete absence 

 of the olfactory organs, together with an intimate 

 union of imperfectly developed or rudimentary visual 

 aiis, situated in the median line. 2. A variety of 

 this spei ies in which there is a fusion of the orbital 

 cavities and of the eyes, without a vestige of a r. 

 or of a proboscis. 



Cycloid isi'-kloid) [msXag, a circle ; e'kW, form]. In 

 biology, having a circular form. 



Cyclophoria {sik-lo-fo'-re-ah) [kvkDjoq, a circle ; 



to bear]. I. A term applied to the circulation of the 

 fluids of the body. 2. An insufficiency of the oblique 

 muscles of the eye, giving the eyes a tendency to roll 

 outward or inward, so that the naturally vertical meri- 

 dians would diverge either at the upper or lower 

 extremities. 



Cyclopia {si-klo'-pe-ah). See Synophthalmia. 



Cycloplegia [si-klo-ple'-je-ah) [/ewefoe, circle; ->/ 

 stroke]. Paralysis of the ciliary muscle of the e\ 



Cyclops (si' -kips) [m ' K/or, circle ; o>ip, eye]. A con- 

 genital malformation consisting in a fusion of the two 

 eyes into one. See Rhinocephalus. 



Cyclosis (si-klo'-sis) \_ni k'/oc, a circle]. In biology, 

 circulation, as of the protoplasm within a cell. 



Cyclothymia (si-klo-thim'-e-ah) [xiicXoc, circle ; 

 mind]. < vclic insanity. See Insanity. 



Cyclotome (sik'-lo-toni) [/ci'/c/or, circle ; r . cut- 

 ting]. A kind of knife for performing cyclotomy. 



Cyclotomy {sik-lot'-o-mc) [kvk?jOc, round; rofiij, section]. 

 An operation proposed for the relief of glaucoma, con-, 

 sisting of an incision through the ciliary body. 



Cydonium (si-do'-ue-um) [ko8£wiov, a quince]. 'Quince- 

 seed. The seeds of C. vulgaris, employed mainly for 

 the mucilage contained in the epithelial covering, which 

 consists of a compound of gum and glucose. C. 

 mucilago, quince-seeds 2, macerated in water loo 

 parts, is a bland demulcent, known as Bandolin, and 

 used as a hair-dressing. 



Cyematocardia isi-em-at-o-kar'-de-aK) [ni i/ua, a fetus ; 

 Kapfiia, a heart]. fetal rhythm of the heart-sounds. 



Cyesiognosis (si-e-se-og-no'-sis) [kvijoic, pregnancy; 

 yvuoic, knowledge]. The diagnosis of pregnancy. 



Cyesiology (si-e-se-ol'-o-je) [tan/aic, pregnancy ; /«;"</. 

 treatise]. The science of gestation in its medical 

 aspects. 



Cyesis [si-e'-sis) [nvqatc, pregnancy]. Pregnancy. 



Cyetic (si-et'-ik) \kvi]tlko<;, pregnant]. Relating to 

 pregnancy. 



Cylicotomy (il-ik-ot'-o-me) [m'/'5, cup; teuveiv, to 

 cut]. Surgical incision of the ciliary muscle. 



Cylinder [stl f -in-der) [KvTuvdpog, a cylinder]. Along, 

 circular body. See, also, Lenses. C.-cone of 

 Kuhnt, one of the conical sections marked off by the 

 " incisures" and going to build up the annular seg- 

 ments of a medullated nerve-fiber. C. -filling, a till- 

 ing, the material of which is composed of gold-foil or 

 tin-foil cylinders, sometimes called block-tilling. C. 

 of Gold-foil, a form of gold-foil for filling teeth, 

 made by rolling a tape of non-cohesive gold upon a 

 fine broach, commencing at one end of the tape and 

 continuing the movement until the desired size of the 

 cylinder is reached. 



Cylindrenchyma {sil-in-dreng* -kim~ah) [kv7uv6(* 

 cylinder; tyxvfia, an infusion]. In biology, tissue 

 composed of cylindric cells. 



Cylindric [sH-in'-drik), or Cylindrical [sil-tn' -drik-al) 

 [tcvXivSpog, a cylinder]. Pertaining to or like a 

 cylinder. C. Lenses. See Lenses. 



Cylindrocephalic {sil-in'-dro-sef-al'-ik) [iw'hivSpoQ, 

 cylinder; KBpatej, head]. Affected with cylindro- 

 cephaly. 



