QUATERNATE 



1228 



QUINCUNCIAL 



chemic term denoting union of four elements, as in 

 fibrin or gelatin. 



Quaternate (kwat-er'-nat) [quaterni, four each]. In 

 biology, made up of four parts, as leaflets. 



Quatrefages, Angle of. See Angle. 



Quatuor (kiuaf -ti-or) [L.1. Four. Q. Pills [Piluke 

 Quatuor, N. F.]. The pilules J c err i et quinince composi- 

 te:, made up of four ingredients, iron sulphate, qui- 

 nin, aloes, and nux vomica. 



Queasy [kwe'-ze) [ME., quaysy, causing a feeling of 

 nausea]. Nauseated; inclined to vomit. [Collo- 

 quial.] 



Quebrachin (ke-brah'-kin) [contr. from Pg. quebra- 

 hacho, "ax-breaker."] An alkaloid of Quebracho. 

 It occurs in colorless crystals, which become yellow in 

 the light. 



Quebracho (ke-brah' -ko) [contr. from Pg. quebra- 

 hacho, " ax-breaker. "] The bark of Aspidosperma 

 quebracho, a bitter tonic and antispasmodic. In large 

 doses, it lowers the heart's action. It is much used in 

 Chile as an antiperiodic. The alkaloid, aspidosper- 

 min, C 22 H 30 N 2 O 2 , is used in cardiac neuroses, asthma, 

 and as an antipyretic. Q., Ext. Dose gr. ij-viij. 

 Q., Fid. Ext. Dose n^v-gj. Q., Tinct., 20 per 

 cent. Dose 3J-sj ss. Q., Vinum, contains que- 

 bracho 1, alcohol 2, white wine 16 parts. Dose gj- 

 5j. All unof. 



Quebrachomin (ke-brah' -ko-inin) [contr. from Pg. 

 quebra-hacho, "ax-breaker."] An alkaloid of Que- 

 bracho resembling quebrachin. 



Queen (kwin) [AS. ciuen, a woman]. I. The con- 

 sort of a king. 2. A name applied to the pectens or 

 mussels (Mytilus edulis) caught for food and bait off 

 the southern coast of England. Q. of the Meadow. 

 Also, Spircea ulmaria, of Europe ; the flower, leaf, 

 and root are diuretic and astringent. Also, rarely, 

 Spircea salicifolia. Q.'s-root. See Slillingia. 



Quenuthoracoplasty (kwen - u - tho - rak - o -plas '- te) 

 [Quenu, a physician; 06pa^, thorax; tt/mooeiv, to- 

 form]. Richelot's term for an operation devised by 

 Quenu for empyema, consisting in simple section 

 of the ribs, without resection, to favor retraction of 

 the chest-wall. 



Quercin (kwer' -sin) [quercus, oak], C 6 H 6 (OH) 6 . A 

 bitter, crystallizable carbohydrate extracted from 

 acorns and oak-bark. 



Quercitannic Acid (kwer- sit- an'-ik) [quercus, oak; 

 tannin, tannin], C 17 H 16 9 . A substance found in 

 oak-bark, forming an amorphous yellowish-brown 

 mass, and differing from gallotannic acid in not being 

 convertible into gallic acid or hydrogallol. See Oak- 

 bark. 



Quercite (kwer' -sit) [quercus, oak], C 6 H 7 ,(OH) 5 . A 

 crystallizable substance, the so-called oak-sugar, or 

 acorn-sugar, which is a sweet and optically active 

 sugar-like carbohydrate, derivable from acorns. 



Quercitrin (kwer' -sit-rin) [quercus, oak ; citrus, lemon], 

 Qe^ss^o- A glucosid found in the bark of Quer- 

 cus tinctoria, and used as a yellow dye. It consists 

 of yellow needles or leaflets. 



Quercivorous (kwer-siv' -o-rus) [quercus, an oak ; vo- 

 rare, to devour]. In biology, applied to insects or 

 other organisms that feed upon the oak. 



Quercus (kwer' -kus) [L.]. A genus of dicotyledonous 

 trees. Q. alba, the bark of the white oak. Its pro- 

 perties are due to quercitannic acid, a variety of tannic 

 acid with which its medical properties are identical. 

 It is much used as an astringent lotion, and is commoidy 

 exhibited in a decoction of t ^j to the Oj. Q. bal- 

 lota. See Racahout. Q. bicolor, the swamp white- 

 oak of North America. Q., Decoct. (B. P.) is used 

 as an astringent gargle. Q. infectoria, Dyer's oak ; 



Aleppo gall-oak ; nut-gall oak, growing in Greece and 

 Asia Minor, and from which the nut-gall of commerce 

 is mainly derived. Q. robur, the common black-oak. 

 The bark (cortex) is astringent and tonic, contain- 

 ing gallic acid, quercitannic acid, and a little quercite. 

 The leaves and acorns are also used. Q. rubra, red 

 oak or Champion oak of Canada and the Northern 

 United States. Q. suber. See Cork. Q. tinctoria 

 (Angulosa), black, or dyers' oak. Q. virens, Ameri- 

 can live-oak, bearing edible acorns. 



Quevenne's Iron. See Ferrum. 



Quick, or Quick with Child (kwik) [ME. , quik, alive]. 

 A term used in legal medicine to denote pregnancy. 

 Q. Anatomy. See Vivisection. Q. Consumption. 

 See Galloping Consumption. Q.-lime, the popular 

 name for calcic oxid. See Calcium. Q. -silver, the 

 popular name for mercury or hydrargyrum. 



Quicken (kwik' -en) [ME., quik, alive]. To experience 

 the sensation of quickening, q. v. 



Quickening (kivik' -en-ing) [ME., quik, alive]. The 

 first feelings on the part of the pregnant woman of fetal 

 movements, occurring about the fifth month. 



Quiddany (kwid'-an-e) [cydoneum'j. An old name 

 for a confection of quinces. 



Quiescence (kwi-es'-ens) [quiescence, repose] . A con- 

 dition of animal life approaching torpidity, but in 

 which the animal may receive food and move slightly. 



Quiet (kwi'-et) [quies, quietis']. Repose; complete 

 rest. See Rest-cure. Q. -disease, hip-joint di 

 in children (sometimes destructive and always of pro- 

 gressive tendency), which has no strongly marked 

 symptoms, and is often overlooked for a long time, 

 there being in many cases little or no pain. 



Quigila (kwig'-il-ah). Synonym of Ainhum. 



Quill (kwil) [ME., quille, a quill]. The tube, barrel, 

 calamus, or hollow shaft of a feather, principally of 

 the domestic goose ; it has a limited use in surgery. 

 Q. -suture. See Suture. 



Quillaic Acid (kwil-a'-ik). See Acid. 



Quillain (kwil-a'-in). See Saponin. 



Quillaja (kioil'-a-yah) [Chilean, quillai, hair]. A genus 

 of rosaceous trees, including Soap-bark, the inner bark 

 of Q. saponaria, indigenous to the Andes. Its prop- 

 erties are due to a glucosid, saponin, C 32 H 54 18 . It is 

 a sternutatory, irritant to the mucous membranes, and 

 an expectorant. Dose of a 5 : 200 decoction 3 j — i j . 



Quiltor (kwil' -tor). See Quittor. 



Quinaldin (kwin-al'-din), C, H 9 N. Methyl-quinolin ; 

 formed by digesting anilin with paraldehyd and HCL 

 It is a liquid with a faint odor resembling that of quin- 

 olin, and boils at 238 C. 



Quinaldinic Acid (kwin-al-din' -ik). See Acid. 



Quinamicin (krvin-am'-is-in) \_quinamin, an arbitrary 

 form]. An artificial alkaloid, C ]9 H 24 N 2 2 , obtained 

 from quinamin. 



Quinamidin (krvin-am'-id-in). An isomer of Qui*- 

 amicin. 



Quinamin (kwin' -am-in) [Sp., quina, bark ; amiti], 

 C 19 H 24 N 2 O r An alkaloid of the Cinchonas. 



Quinary (kwin' -a-re) [quinarius, containing five]. 

 Divided into five parts. 



Quinate (kwin' -at) [quini, five each]. Appliei 

 palmately compound leaf with five leaflets. 



Quince (quins). See Scrofula. Q.-seed. See ( 



Quincke's Capillary Pulse. Capillary pulsation with 

 marked blanching of the finger nails at each di 

 of the heart ; a symptom of aortic insufficiency. Q- s 

 Disease. See Urticaria cedematosa, and Jhseiists, 

 Table of. Q.'s Puncture, puncture of the spinal canal 

 for withdrawal of cerebrospinal fluid in hydrocephalus. 



Quincuncial (kwin - knit' - she - al ) [quincun, 1 . 

 twelfths]. In biology, applied to that form 



