ACRINYL 



40 



ACROMIO-DELTOIDEUS 



Acrinyl (ak-rin'-il) \acer, acrid], C 7 H 7 0. One of the 

 univalent radicles. A. Sulphocyanate, C 7 H.O.SCN, 

 an acrid and vesicating substance found in white mus- 

 tard, corresponding to the essential oil of the black 

 mustard. 



Acrisia (ah-kris' -e-ah) [d priv. ; crisis']. The absence of 

 a crisis from a disease ; an unfavorable crisis or turn in 

 the course of an attack of disease. 



Acritical (ah-krif '-ik-al) [d priv.; npioig, a crisis]. 

 Having no crisis ; not relating to a crisis. 



Acritochromacy (ah-krit-o-kro f -mas-e) [anperog, undis- 

 tinguished; ^pu/wz, color]. Color-blindness, achro- 

 matopsia. 



Acroaesthesia [ak-ro-es-the f -ze-ah) . See Acroesthesia. 



Acroanesthesia (ak-ro-an-es-the' -ze-ah) \h\ipov, ex- 

 tremity ; avaiodriaia, want of feeling] . Anesthesia of 

 the extremities. 



Acroarthritis {ak-ro-arth-ri' '-tis) [anpov, extremity; 

 apflpov, a joint ; trig, inflammation] . Inflammation of 

 the joints of a limb. 



Acroasphyxia [ak-ro-as-fiks' '-e-ah) \_anpov, extremity ; d 

 priv. ; o<pvi; ig , pulse] . Asphyxia of the extremities, the 

 so-called phenomena of Raynaud. 



Acrobryous {ak-rob' -re-us) [d/cpoc, apex ; fipvov, a 

 flower]. In biology, growing only at the apex. 



Acrobystia (ak-ro-bis' '-te-ah) [d/cpo/Jwrria, the foreskin]. 

 The prepuce. 



Acrobystiolith (ak-ro-bis f -te-o-lith) [d/cpo/3f<yr/a, the 

 prepuce; "kidog, a stone] . A preputial calculus. 



Acrobystitis {ak-ro-bis-ti' -tis) [anpoflvcTia, the foreskin ; 

 trig, inflammation]. Posthitis. 



Acrocarpous {ak-ro-kar'-pus) [d/cpoc, at the apex ; 

 mpirdg, fruit]. In biology, fruiting at the tips, as 

 mosses. 



Acrocephalia {ak-ro-sef-a' '-le-ah) \hnpov, a point ; 

 KE<S>aVJ], the head]. A deformity of the head in which 

 the vertical diameter is increased and the top is more 

 or less pointed. 



Acrocephalic (ak-ro-sef-al* '-ik) [anpov, a point ; KEfalt], 

 the head]. Characterized by acrocephalia; having 

 the top of the head unusually high. 



Acrocephaline (ak-ro-sef -a-lin) [d/cpov, point; K£<pa7j], 

 head]. In biology, resembling birds of the genus 

 Acrocephalus, the large-billed reed warblers. 



Acrocephalous (ak-ro-sef -al-us)\aKpov, a point ; KS(f>a?J/, 

 the head]. Characterized by or affected with acroce- 

 phalia. 



Acrocephaly [ak-ro-sef -al-e) [d/cpoi>, a point ; Ke<paM/, 

 the head]. Same as Acrocephalia. 



Acrocheir (ak'-ro-klr) [d/cpov, point; x £ 'P> hand]. 

 The ends of the fingers considered together ; the fore- 

 arm and hand. 



Acrochordon (ak-ro-kor* '-don) [hupoxopfiuv, literally 

 the end of a catgut cord]. A pedunculated or pen- 

 sile wart. Synonym of Molluscum fibrosum . 



Acrocinesis [ak-ro-sin-e' -sis) [d/cpoc, extreme ; Kiv7/oig, 

 movement]. Excessive motility; abnormal freedom 

 of movement, as seen in certain cases of hysteria. 



Acrocinetic (ak-ro-sin-,-t'-ik) [4/CjOOf, extreme; Kivr/fftg, 

 movement]. Characterized by acrocinesis. 



Acrocyst (ak'-ro-sist) [d/cpoc, apex; /cror/o, pouch]. 

 In biology, a sort of broad sac at the top of the gonan- 

 gfam in certain hydroids. 



Acrodermatitis (ak-ro-der-tnat-i' -tis) [ixpav, extremity ; 



itipfu •. inflammation]. Inflammation of the 



skin :nity. 



Acrodont apex or edge ; Modf, 



tooth]. In 1'iology, one of or pertaining to those 



UtartU with teetli attached to the edge of the jaw, 



without alveoli. 

 Acrodynia (ak-ro-tlin'-f --nit) [Axpo?, an extremity; Mbvq, 



pain]. Epidemic erythema ; a disease closely allied 



to pellagra. It is characterized by gastro-intestinal 

 symptoms, redness of the conjunctivas, edema of the 

 face, formication, pricking pains in the palm and soles, 

 hyperesthesia followed by anesthesia of these parts, 

 and an erythematous eruption preceded by bullae, 

 chiefly on the hands and feet, but spreading over the 

 limbs and trunk. This is followed by exfoliation and 

 dark brown or black pigmentation, greatest in the 

 warm regions of the body. Wasting of the limbs, 

 with edema, cramps, pareses, and spasms may be pres- 

 ent, and death may follow in the old or feeble. The 

 disease is probably due to some noxious constituent of 

 or defect in the diet. 



Acroesthesia, or Acroaesthesia {ak-ro-es-the' -ze-ah) 

 [d/cpoc , extreme ; aloflqoig, sensation] . Exaggerated 

 sensitiveness, or sensibility. Sense of pain in the ex- 

 tremities. 



Acrogen (ak f -ro-jen) [d/cpoc, apex; yevr)g, produced]. 

 In biology, a member 6f a division of the Cryptogams 

 which grow by terminal buds, as ferns and mosses. 



Acrogenic [ak-ro-jen' -ik) \hnpog, apex ; yevijg, pro- 

 duced]. In biology, partaking of the character of an 

 acrogen. 



Acrogenous {ak-roj'-en-us) [anpog, at the apex ; yevijc, 

 produced]. In biology, growth by increase at the 

 summit, as ferns, mosses, and certain zoophytes. 



Acrogynous (ak-rof -in-us) [d/cpoc, at the tip ; ywr), 

 female]. In biology, having the archegonia formed 

 from or near the apical cell, as certain of the Hepat- 

 ic &. 



Acrolein (ak-ro f -le-in) \acer, sharp; oleum, o\\~\, C 3 H 4 0. 

 Acrylic Aldehyd. A highly volatile liquid derived 

 from the decomposition or the destructive distillation 

 of glycerin. See Acrylaldehyd. 



Acrolenion {ak-ro-len' -e-on) \h.Kpov, point ; uaevti, 

 elbow]. Same as Olecranon. 



Acromania {ak-ro-ma' -ne-afi) \a.Kpoc, extreme ; fiavla, 

 madness] . Incurable or extreme insanity. 



Acromastitis (ak-ro-mas-ti' -tis) \_acromastium ; itis, 

 inflammation]. Inflammation of the nipple. 



Acromastium (ak-ro-mas' -te-um) [d/cpov, a point ; 

 fiaorog, breast]. The nipple. 



Acromegalia \ak-ro-meg-a' -le-ah), or Akromegaly 

 (ak-ro-tneg' '-al-e) [d/cpof ; p.eyaAj], large]. A disease 

 characterized by abnormally great development of the 

 extremities, and of the features of the face, in- 

 cluding the bony as well as the soft parts. The 

 disease is of long duration, twenty years or more, the 

 patient finally dying of exhaustion. The etiology is 

 unknown, although Virchow believes heredity to have 

 an important share in its causation. 



Acromial [ak-ro' -me-al) [d/cpoc, extremity ; up,og, the 

 shoulder]. Relating to the acromion. 



Acromicria {ak-ro-tnik' -re-ah) [d/cpoc, extremity ; 

 fiiKpdg, small]. Abnormal smallness of the extremi- 

 ties. A condition in which there is a 1 eduction in the 

 size of the nose, ears, and face, as well as hands and 

 feet. 



Acromio-clavicular (ak-ro f -me-o-kla-vik' -u-lar) [dxpof, 

 extremity; (L/iog, the shoulder; darns, a key]. Re- 

 lating to the acromion and the clavicle. 



Acromio-coracoid {iik-ro'-nw-o-ko'-rak-oid). See 

 Acromio-coracoidcits . 



Acromio-coracoideus (ak-ro'-wro-ko-mk-oiil-r'-us) 

 [aspog, extremity ; < r <>,uog, the shoulder ; /cdpaf , a crow] . 

 A triangular ligament lying between the acromion and 

 the coracoid process. 



Acromio-deltoideus {ok-ro f -me-<hdel-toid-e f -us) [d^/ioc 

 extremity; &JIQO, the shoulder; (5e/roe/f5;/c, deltoid]. 

 In comparative anatomy, a muscle having as its origin 

 the acromion, and the deltoid ridge of the humerus 

 as its insertion. 



