CTITTEE 



91 



CYME 



Derma=Corinm : the vascular layer of true 



skin beneath the epidermis. 

 Cutter, (kut'ter). 1. A clincher built boat 



about 25 ft. "long. 2. 



A sloop-rigged vessel v 



with one mast. = 



Cuttle-fishes, (kut'tl). 1 



[Kuttel-fisch, the Ger- ^ 



man name. ] Active f; 



and rapacious animals, 



belonging to Cephalo- 



poda, q.v., divided into 



Octopodaand Decapoda. 



C. 6one=Pen ; the calcareous internal skele- 



ton of a cuttle-fish. 

 Cuvier's classification of animals : 

 Yertebrata 

 Mammalia. 

 Aves. 

 Reptiliau 



Cutter. 



Mollusca 



Cephalopoda* 

 Pteropoda. 

 Gasteropoda. 

 Acephala. 

 Brachiopoda. 

 Cirrhopoda. 

 jirticulata 



Annelida. ' 



Crustacea. 

 Arachnida. 

 Insecta. 

 Eadiata 



Echinodermata. 

 Intestina. 

 Acalepha. 

 Polypi. 

 Infusoria. 



Cyansea, (sl-a-ne'a). [L. cyaneus, sea-blue.] 

 Animals belonging to Discophora, q.v.; in 

 one species, the umbrella is 7 ft. in diameter, 

 and the tentacles 30 to 40 ft. long. 

 Cyanamide, ( si-an'a-mid ). [ Cyanic and 

 Amide, g.v.]=CHoN2 : the amide of cyanic 

 acid=Ammonia in which one equivalent of 

 hydrogen is replaced by one of cyanogen. 

 Cyanates. (sl-a-natz'). [Cyanic, q.v.] Salts 

 formed by the combination of cyanic acid 

 with bases. 



Cyanazobenzol, (sl-an-az-o-ben'zol). [Cyan' 

 ogen: azote and&enzoi.] v. Benzhydramide. 

 Cyanhydrio acid, (si-an-hI'drik)=CNH=: Hy- 

 drocyanic acid=.Prussic acid. 

 Cyanic, (si'an-ik). [Cyanogen, q.v.] C. acid 

 =HCyO : a very volatile pungent liquid, 

 at one time called cyanous acid. C. chloride 

 =Chloride of cyanogen. C ether = C 6 H 5 

 CNO = Ethyl cyanate : a volatile liquid 

 from which Ethylia is obtained. 

 Cyanides, (si'a-nidz). [Cyanogen, q.v.] Com- 

 pounds of cyanogen with bases. 

 Cyanin, (si'a-nin). [Gk. kyanos, blue.] Tho 

 colouring matter in blue and red flowers. 

 Cyanite, (si'a-nit). [Gk. kyanos, blue.] 1. 

 A salt of cyanous acid. v. Cyanic acid. 

 2. A mineral, chiefly silicate of alumina. 

 Cyanogen, (si-an'o-jen). [Gk. kyanos, blue ; 

 gennao, I produce. ]=CN=Cy : a compound, 



colourless, inflammable, poisonous gas, 

 which combines with elementary substances 

 in the same manner as an element ; the chief 

 constituent of Prussian blue=Oxalo-nitrile. 



Cyanuric, (si-a-nu'rik). [Cyanogen, q.v.] C. 

 acid = CgHgNsOs : a tribasic, crystalline, 

 acid substance. C. e^er=(CoH 5 ) 3 C 3 N 3 O 3 = 

 Tri-ethyl cyanurate : a crystalline substance. 



Cycadeacese, (si-kad-a'se-e). [Cycas, q.v.]= 

 Cycads : small fern-like trees with pithy 

 stems, belonging to Gymnogens, related to 

 Coniferse; fossil remains found in Trias 

 rocks. 



Cycadeae. (si-kad'e-e)=Cycadeace8e, q.v. 



Cycas, (si'kas). [Kykas. the Greek name for 

 a small palm-tree.] The typical form of 

 Cycadeacese. 



Cyclamen, (sik'la-men). [Gk. kyklos, circle 

 or spiral. ]= Sow-bread : a plant belonging to 

 Primulacese, named from its spiral peduncle. 



Cycle, (si'kl). [Gk. kyklos, circle.] A circle, 

 used especially of the recurrence of astrono- 

 mical phenomena at long intervals of time. 

 C. of sun=2B years, when the same days 

 come on the same dates. C. of mnon=l ( J 

 years. Metonic C.=19 years, when the 

 eclipses, &c., recur in the same order. 



Cyclobranchiata, (si-klo-brang-ki-a'ta). [Gk. 

 kyklos, ring; bragkia, gills.] Chitons: 

 molluscous animals forming a sub-division 

 of Gasteropoda. 



Cyclodus, (si'klo-dusX [Gk. kyklos, circle; 

 odous, tooth.] A lizai-d, named from its 

 teeth having a rounded surface. 



Cycloid, (siTdoid). [Gk. kyklos, circle ; eidos, 

 form.] 1. A curved 

 line traced by a 

 point in the cir- 

 cumference of a 

 circle revolving on 

 a plane in astraight 

 line. 2. Having a 

 regularly circular Cycloid, 



or oval form. C. scales of fishes : thin horny 

 scales, more or less circular in shape, and 

 having usually smooth edges. 



Cyclone, (si'k!5n). [Gk. kyklos, circle.] A 

 hurricane blowing more or less in a circle. , 



Cyclopean, (sT-klo-pe'an). [Gk. kyklops, a 

 giant.] . Relating to the Cyclops ; also used 

 generally for anything of enormous size or 

 strength. 



Cyclosis, (si-ldo'sis). [KyUosis, the Greek 

 word.] 1. The circulation within the cells 

 of vegetable tissues. 2. Also used to express 

 the existence of cycles. 



Cyclostoma, ( si-klos'to-ma ). [Gk. kyklos^ 

 circle ; storna, mouth.] Owen's term for 

 Lampreys and Hag-fishes, which have 

 sucker-like mouths : also called Cyclosto- 

 mata. 



Cygnidse, (sig'ni-de). [Cygnus, 5.v.]=Swans 1 

 a division of birds belonging to Natatores. 



Cygnus, (sig'nus). [The Latin word.] 1. 

 The Swan : one of the northern constel- 

 lations, of which Deneb and Albiero are 

 the chief stars. 2. Swan : an aquatic bird, 

 of graceful form, belonging to Cygnidse. 4 



Cyme, (sim), [L. cyma, a young sprout. ] 



