



n the 



. io bear]. 

 c imi 





1- A ' 

 ion in the 



em ■•• 



Isopho: 



• •' nb J- 



iers, the 

 : the racl 



nin. 



rhe 



tina at dif- 



■h for form and 



urpunn '■'"'■'< 



■ used in 



irin ; it i- formed by 



luinondisulphonic acid with sodic 



! • a yellow 



1 '"]> 



ther withquinal- 



i in the crude quinolin from 



lin, solidifies at 



Iting at 20-22° C, 



tcid id. 



qua] ; o 



I saccharin. It 

 of lime upon milk-sugar and 



I .to see]. 



i parallel ver- 



ised on the 



I the vertical lines of 



• 1 exactly to 



seed]. In 

 mt one kind of spore ; a 



1 



, equal ; o-opd, seed]. 



norv . . ■ |ual ; arfifiov, 



■ mens of the 

 ■ orolla. 

 ita. 

 Iso-' , • Same as 



Isothermal • .. •,, heat]. 



I. Lines, in ph 



ring the 



time. 



- hav- 



nperature may have. 



other a very 



i i plaj '"in 



cold 



I. Zones, 



■ 



■ 



■ utting]. In 

 ig homo 





I 



on], 

 turning]. 



. a turn- 



[TER 



ing]. Having the same shape and appearance, from 

 whatever point observed. A term applied to singly- 

 refracting bodies. 



Isozobid (i-so-zo'-oid) [taog, equal; ^~.>m\ animal; 

 elSog, form]. In biology, a zooid resembling the 

 organism producing it. Cf. Allozooid. 



Issue (isA'-u) [Fr., issue, from exire, to go out]. A 

 discharging ulcer, especially that made artificially 

 forpurposes of drainage, or counter-irritation. L- 

 pea, a pea or pea shaped pellet (as of ivy-wood, or 

 orris-root), inserted into an issue to keep up suppura- 

 tion. Orange-seeds are'also used for the same pur 



1" ' 



Istarin {is' -tar-in). A nitrogenous, phosphorized sub- 

 stance of complex structure occurring in brain-tissue. 

 Its properties have not been investigated. 



Isthmiac, or Isthmic (is'-me-ak or is'-tnik) [i<rtf/«5c, 

 a narrow passage]. Pertaining to any isthmus, as 

 that of the fauces. 



Isthmitis (is-mi'-tis) [lo8[t6g, a narrow passage; trig, 

 inflammation]. Inflammation of the fauces. 



Isthmo- (is' -mo-) [loO/idg, a neck]. A prefix signifying 

 the fauces. 



Isthmocatarrhus [is-mo-kat-ar / -us) [laOfidc, isthmus ; 

 Karappietv, to flow down]. A catarrh of the faucial 

 isthmus. 



Isthmodynia {is-mo-din' '-e-ah) ['icyOfioc, neck; b<Ywri, 

 pain]. Pain in the faucial isthmus. 



Isthmoid [is'-moid) [laO/xug, a neck; eldog, likeness]. 

 Resembling an isthmus. 



Isthmopathy {is-mop* -atk-e) ['icO/uog, neck; nadoc, 

 disease]. A disease of the faucial isthmus. 



Isthmoplegia [ts-mo-ple'-je-aK) [lodfiSg, neck; ■K'/.rjyj], 

 stroke]. Paralysis of the faucial tract. 



Isthmopolypus [is-mo-pol'-ip-us) [ioOfiog, isthmus; 

 -n'/vTrovg, polyp]. A polyp of the fauces. 



Isthmorrhagia ( is - mor- a '-je - ah ) [inttuoc, isthmus ; 

 />/,; vhvat, to burst forth]. Hemorrhage from the throat. 



Isthmospasm {iY -mo-spazm) [iatt/j6r, isthmus; anao/idg, 

 spasm]. Spasm of the isthmus of the fauces. 



Isthmus [is'-mus) [Ia6/i6g, isthmus]. The neck or 

 constricted part of an organ. The part of the brain 

 which, situated axially, serves to unite the forebrain, 

 the cerebellum, and the spinal cord. I., Gyral, a nar- 

 row gyrus connecting two adjoining gyri ; an annectant 

 convolution or pli de passage. I. of Fauces, the space 

 between the arches of the palate. I. of Thyroid Gland, 

 the transverse cord connecting the lobes of the thyroid 

 body. 



Isuretin [i-su-re'-tin) [?ffor, equal ; obpav, urine], 

 CH 4 N 2 0. A substance isomeric with urea; it appears 

 on evaporating the alcoholic solution of hydroxylamin 

 and hydrogen cyanid. It crystallizes in rhombic prisms 

 similar to those oi urea, and melts at 104-5 C. 



Italian [i-tal'-yan) \Ztalus,a.n Italian]. Of or pertain- 

 ing to Italy. I. Fever. Synonym of Influenza, and 

 also of Mediterranean Fever. I. Leprosy. See 

 Pellagra. I. Method. See Tagliacotian Method. 



Itch (ich). See Scabies. I., Army. See Army. I., 

 Bakers'. See /-inker. I., Barbers'. See Barber. 

 I., Bricklayers'. See Uriel- /aver. I., Drunkards', 

 an intense itching frequent in old alcoholics. I., 

 Grocers'. See Grocer. I. -mite. See Acarus 

 scabiei. I., Norway, an extreme form of general 

 scabies of the body, resulting in fish-scale-like des- 

 quamation. Hebra's first case was from Norway. I., 

 Warehousemen's. Same as /. , Grocers'. 

 -ite {it). A suffix employed in mineralogy denoting a 

 mineral, or of mineral origin. A contraction of "KiBog, 

 a -tone. 

 Iter [iter, a journey]. A passage affording com- 



munication between two or more parts. I.adinfundi- 



