IDKn-.Mun »k 



601 



[DIOPLASM 



Ideo-motor ( i-de-o-mo' -tor) [idea, a mental image ; 

 movere, to move]. Pertaining conjointly to ideation 

 anil movement. I. Center, that part of the gray 

 matter which, influenced In ideation, excites muscu- 

 lar movement. I. Movements, unconscious move- 

 ments, due to impulses of the mind when the attention 

 is otherwise absorbed. 



Ideopegma [i-de-o-peg' '-maft) [Idi a, id< a ; -i, ; ua, a thing 

 fixed: pi., Ideopegmatd\, A fixed or dominant idea 

 that colors all the thoughts of the patient and thus 

 creates a monomania. 



Ideophrenia {i-de-o-/re / -ne-aft) Video. , form ; 

 mind]. Insanity with marked perversion of ideas. 



Ideophrenic {i-de-o-fren/ -ik) [idea, form; 

 mind]. Relating to, or marked by, ideophrenia. 



Ideoplastic (i-de-o-plas'-tik) [idia, idea; nTJuaauv, to 

 form]. Giving shape to the ideas; that stage of hyp- 

 notism in which the idea impressed on the brain of the 

 subject is translated into action. 



Ideosynchysia, or Ideosynchysis [i-de-o-sin-ki' '-ze-ak, 

 or i-de-o-rin' '-kis-is) [Idea, idea; oi>] \vaig, a pouring 

 together]. Confusion of ideas; delirium. 



-ideus (-id'-e-us) [idiog, one's own]. A suffix having 

 the sense of possession or ownership. 



Idianoia [id-e-an-oi f -aft) [idiog, own, peculiar; v6og, 

 mind]. Same as Idiocy. 



Idiempresis {id-e-em-pre f -sis) [idiog, own ; eurrpr/aic, 

 burning]. Spontaneous combustion. Also, sponta- 

 neous inflammation. 



Idio- {id'-e-o-) [idiog, own]. A prefix signifying indi- 

 vidual peculiarity. 



Idiobiology \id-e-o-bi-ol' -o-je) [i^mc, peculiar ; fiiog, life ; 

 "Kkyeiv, to speak]. The physiology of any particular 

 organized body, as opposed to Biontology, q. v. (J. 

 Aitken Meigs.) 



Idioblast (id' -e-o-blasi) [idioc, peculiar; ,3/aa-6g, off- 

 shoot]. In biology, a histologic cell having a charac- 

 ter different from that of the surrounding cells, owing 

 to a difference either in its form or its contents, e.g., 

 the stellate hair in the interior of the tissue of Nym- 

 phcececz (Sachs). 



Idiocrasy \id-e-ok'-ras-e) [idioKpaaia : idiog, own ; upaoig, 

 mixture]. Same as Idiosyncrasy. 



Idioctonia (id-e-ok-to' '-ne-a/i) [idiog, own ; ktovoc, kill- 

 ing]. Self-murder; suicide. 



Idiocy (id'-e-o-se) [idtdjrrjg, a private person]. A con- 

 dition of mental deficiency, usually accompanied by 

 physical degeneracy. It is characterized by a pecu- 

 liar coarse, brutal, and cunning nature, with marked 

 physical peculiarities. It is more common in males 

 than in females. I. of Deprivation, that in which 

 from birth there is a loss of two or more of the senses, 

 with consequent lack of external impressions. I., 

 Eclampsic, that following infantile convulsions. 

 Fourteen per cent, of cases of idiocy are said to be 

 of this origin. I., Epileptic, that associated with 

 epilepsy. Such cases are the subjects of epileptic 

 convulsions through life. I., Ethnic, a characteristic 

 of certain idiocies of the Caucasian race, in which in- 

 dividuals are seen who present a kind of mimicry of 

 various other races of mankind. Among the types of 

 genetous idiocy thus characterized, writers have de- 

 scribed the American- hn /in n type, the Ethiopian or 

 negroid, the Kalmuck, the Malayan, and the highly- 

 characterized Mongolian type, which includes about 

 ten per cent, of all cases of idiocy. I., Genetous, 

 those cases in which, although the causation is indefi- 

 nite, the condition dates from fetal life. I., Hydro- 

 cephalic, that dependent upon hydrocephalus. I., 

 Inflammatory. See /. , Traumatic. I., Micro- 

 cephalic, that associated with smallness of the head. 

 A circumference less than eighteen inches implies 



idiocy. I., Paralytic, that from paralysis following 

 injury before or after birth. I., Traumatic, that due 

 to injury during labor or in early childhood. 



Idioderma {id-e-o-der'-mah). Same as JJcrmatiti lu- 

 be) 



Idiodinic [id-e-o-din' '-ik) [idiog, one's own; divog, ro- 

 tation, a round area, taken in the sense of "pore"]. 

 In biology, applied to animals that bring forth or re- 

 iduce by means ol a special genital pore. 



Idio-electrics [id'-e-o-e-Uk'-triks) [idiog, own; ffktK\ 

 amber]. A name formerly applied to such bodies 

 amber, resin, or glass, which are readily electrified by 

 friction, and which were then supposed to be electric 

 in themseh i 



Idioglossia \ia'-e-o-glos / -e-ah) [idioc, own, peculiar; 

 yhaooa, tongue]. Extremely defective utterance, but 

 one in which the same sound is used to express the 

 same idea, even though the sounds used belong to no 

 known language. 



Idiologism [id-e-ol' '-o-jizm) \ ■ n : /",<". utter 



ance]. A characteristic expression or form of utter 

 ance peculiar to any person, especially to an insane 

 person. 



Idiometritis {id-e-o-me-iri* '-tis) [idiog, own; ui 

 womb; trie, inflammation]. Inflammation of the 

 parenchymatous substance of the womb. 



Idiomiasma [id-e-o-mi-az / -maft) [idiog, own; uiaoua, 

 stain, defilement : //. , Idiomiasmata]. A term for 

 any noxious exhalation from the body. 



Idiomology [id-e-o-mol' -o-je) [Idia/ia, a peculiar phrase- 

 ology, idiom; "kkyeiv, to speak]. The study of the 

 peculiarities of speech of various races. 



Idio-muscular [id-e-o-mus / -ku-lar) [Idiog, own ; muscul- 

 us, muscle]. Peculiar to muscular tissue ; not involving 

 any nerve -stimulus or any function of the organi.-m, 

 except those of the muscle itself. I. Contraction, 

 the contraction of a fatigued or tired muscle under 

 certain conditions of extraneous stimulus. 



Idioneurosis {id-e-o-nu-ro f -sis) [idiog, own ; vevpov, a 

 nerve ; vocog, disease]. An affection due to some dis- 

 turbed or abnormal condition of the nerves supplying 

 the affected part ; a simple and uncomplicated neurosis. 



Idionym (id'-e-o-tiim) [idiog, own; oiiua, name]. 

 A term restricted in its application to a particular 

 organ. 



Idiopathic (id-e-o-path' -ik) [idioc, own ; Trddog, disease] 

 Not consequent or dependent upon another disease , 

 or known or recognized cause. The antithesis ot 

 sympathetic, deuteropathic. I. Dysmenorrhea, pain- 

 ful menstruation unassociated with organic lesion or 

 displacement. 



Idiopathy [id-i-op/ -atk-e) [idiog, own ; zradog, disease]. 

 I. An idiopathic disease or condition. 2. The fact or 

 quality of being idiopathic. 



Idiophrenic {id-e-o-fren'-ik) [idiog, own; 6pi,r, mind]. 

 Due to disease of the brain ; a term used to designate 

 certain forms of insanity. 



Idioplasm (id / -e-o-plaz?n) [idiog, peculiar: -'/iitjita, a 

 thing formed]. In biology, a term introduced by 

 Xageli for a special hereditary reproductive substance 

 not contained in the body of the cell, but in the chromo- 

 somes of the nucleus, controlling and deteimining the 

 actual characters of the particular cell, and also those 

 of all of its descendants. Each idioplasm is com- 

 posed of several or many ids (</. v.), which are capable 

 of growth and multiplication bv division ; although 

 much smaller in bulk than the rest of the living sub- 

 stance of the cell or body (trophoplasm). idioplasm 

 is the active element in the process of formation, and 

 determines the detailed construction of the tropho- 

 plasm, which is the passive element. I., Accessory 

 (Neben-idioplasm), a special, minute group of" supple- 



