ROSOLENE 



1278 



ROUND 



Rosolene (roz' '-o-len) [rosin, a variation of resin; 

 oleum, oil]. The oily distillate of colophony. 



Rosolic (ro-zol'-ik) [ME., rose, rose]. Relating to 

 rosaniiin. R. Acid. See Acid and Aurin. R. Blue. 

 Same as Azulin. 



Rossalia, Rossania (ros-a'-le-ah, ros-a'-ne-ah). Syn- 

 onym of Scarlatina. 



Rossbach's Disease. See Diseases, Table of. 



Rostel (ros'-tel) [rostellum, a little beak]. Same as 

 Rostellum. 



Rostellar (ros-tel'-ar) [rostellum, a little beak]. Per- 

 taining to a rostellum. 



Rostellate (ros-tel' -at) [rostellum, a little beak]. Hav- 

 ing a small rostrum. 



Rostelliform {rostel' -if-orni] [rostellum, a rostellum ; 

 forma, form]. Having the form of a rostel. 



Rostellum (ros-tel' ' -uni) [dim. of rostrtim, a beak : pi., 

 Rostella]. In biology: (a) A little beak ; the hook- 

 bearing or spine-bearing portion of the head of certain 

 worms ; (b) A peculiar viscid modification of the upper 

 stigma of the three confluent styles in many orchids, 

 which holds the retinaculum or disc to which the 

 pollen-masses are attached. 



Rostral (ros'-tral) [rostrum, beak]. I. Pertaining to 

 or resembling a rostrum. 2. See Cephalic. 



Rostrate (ros'-trdt) [rostrum, a beak]. In biology, 

 furnished with a beak, or a beak-like process or ex- 

 tension. 



Rostriferous (ros-lrif'-er-us) [rostrum, beak ; ferre, to 

 bear]. Having a beak or rostrum. 



Rostriform (ros' '- trip '- orm) [rostrum, beak; forma, 

 form]. Shaped like a rostrum. 



Rostroid (ros'-troid). Same as Rostriform. 



Rostrular {ros' - tru - lar) [rostrulum, a small beak]. 

 Pertaining to a rostrulum. 



Rostrulate (ros'-tru- lat) [rostrulum, a small beak]. 

 In biology, provided with a rostrulum. 



Rostrulum (ros'-tru-lum) [dim. of rostrum, a beak, 

 snout: //. , Rostruld]. In biology, a term for the 

 peculiar mouth-parts of fleas. 



Rostrum (ros'-trum) [L. , the beak (of a bird) : //. , 

 Rostrums or Rostra"]. A projection or ridge, as the 

 rostrum of the sphenoid or of the corpus callosum. 

 The ventral continuation of the genu of the callosum. 

 In biology, a beak or snout or proboscis ; a beak-like 

 structure. 



Rosula (roz'-u-lah) [dim. of rosa, a rose]. A roset. 



Rosular (roz'-u-lar). Same as Rosulate. 



Rosulate (roz'-u-ldt) [rosa, a rose]. In biology, hav- 

 ing the leaves arranged in the form of a roset. 



Rosy (ro'-ze) [ME., rose, rose]. Blushing; like a rose. 

 R. -colored, having a rosy color. R.-drop, acne 

 rosacea; grog-blossoms; brandy-face. See Rosacea. 



Rot [ME., rot, rot]. To suffer putrefactive fer- 

 mentation. In biology : (a) Loosely applied to 

 various processes of organic disintegration, dissolu- 

 tion, decomposition, or decay ; (b) A disease of sheep 

 due to the fluke, Fasciola hepatica ; also called water- 

 rot, fluke-rot, bane, pourriture, cachexie aqueuse, Egel- 

 seuche, I^eberkrankheit, Faule. R., Dry, a form of 

 decomposition of wood-tissue due to chemic or fun- 

 goid change. R., Potato. See Mildew. 



Rotate (ro'-tdt) [rotare, to revolve]. Wheel-shape. 

 In dentistry, the term implies the turning of a tooth 

 on its axis. R. -plane, in biology, wheel-shaped and 

 flat. 



Rotating (ro-la'-ting) [rotare, to revolve]. Revolving. 

 R. Devices, appliances, either single or double, for 

 correcting torsion of single-rooted teeth. 



Rotation (ro-ta'-shun) [rolarr, to rotate]. I. Turning 

 with a circular motion. That movement in a joint 

 by which the bone rotates on its own axis, as in the 



atlas and axis, also the hip-joint and the shoulder- 

 joint. 2. A Swedish rotatory movement, by which 

 the different joints are brought into motion within 

 their natural limits. The aim is to lengthen and 

 shorten the veins, so as to produce a sucking of their 

 contents, thus stimulating the circulation and assisting 

 the heart in its action. R. of Protoplasm, applied to 

 the movement of the whole mass of protoplasm in 

 a cell revolving on its own axis and carrying with 

 it the grains and granules contained in it. Cf. ( ; 

 R. -stage of Labor, one of the stages of labor, cor, 

 sisting in a rotatory movement of the fetal head or 

 other presenting part, whereby it is accommodated to 

 the birth-canal. It may be internal, occurring before 

 the birth of the presenting part, or external, occurring 

 afterward. 



Rotator (ro-ta'-tor) [rotare, to turn]. Any mechanical 

 device that produces rotation. Also, the name of sev- 

 eral muscles that turn the parts to which they are 

 attached. 



Roth, Bacillus of. See Bacteria, Synonymatic Table 



°f 

 Rothein (ro'-te-in). Same as Phenyl-brown. 



Rbtheln (rdt'-eln). See Rubeola. 



Rotiferous (ro - lif- er - us) [rota, a wheel ; ferre, to 

 bear]. In biology, having a wheel. 



Rotiform [ro' -tif-orm) [rota, a wheel ; forma, form]. 

 Shaped like a wheel ; rotate. 



Rotten (rot'-n) [ME., roten, rotten]. The state re- 

 sulting from natural decomposition. 



Rotterin (rol'-er-in) [after Rotter, of Munich]. A 

 soluble, non-toxic antiseptic introduced by Rotter, of 

 Munich. 



Rottlera (rot- le' -rah). See Kamala. 



Rotula (rot'-u-lah) [L. , dim. of rota, wheel: //. , Rot- ' 

 ulaf]. Any small, circular body. The patella or 

 knee-cap. In biology, a radial piece in the oral skel- 1 

 eton of certain echinoderms. 



Rotulad (rot'-u-lad) [rotula, a little wheel]. Toward 

 the rotular aspect. 



Rotular (rot'-u-lar) [rotida, a little wheel]. Of or per- j 

 taming to the rotula, or to the patella, e. g., the ; 

 lar aspect of a limb ; opposed to popliteal. 



Rotulen (rot'-u-len) [rotula, a little wheel]. Belonging 

 to the rotula in itself. 



Rotuliform (rot'- u - lif- orm) [rotula, a little wheel ; 

 forma, a form]. Shaped like a rotula. 



Rotund (ro-tund') [rota, a wheel]. In biology, ha\ ' 

 ing a rounded outline. 



Rotundate (ro-tun'-ddt) [rotundas, round]. Rounded 

 off. 



Rotundifolious (ro-tun-dif-o' -le-us) [rotundas, rottd 

 folium, leaf]. In biology, having round leave-. 



Roubain Blue. Same as Coupier^s Blue. 



Roucou (roo'-koo). Same as Annotto. Sei 

 Conspectus of. 



Rouge (roozh) [Fr.]. A dye made from the saffl 

 Carthamus tinctorius, used as a cosmetic, 

 cosmetic for producing a flush of the skin. Alsi 

 form of ferric oxid known as crocus martis and colco 

 thar, used for polishing glass. R., Vegetal, 

 as Carthamin. 



Rouge's Operation. See Operations, Table of. 



Rouget, Bacillus of. See Bacteria , Synonymatic 7 



Roulet, Roulette (roo-let')[¥\\, a "roller"]. \ i 

 or light wheel, used in some forms of massage, 

 the application of labile currents of electricity. 



Round [ME., round, round]. In anatomy. appl«« 

 various parts havinganearly circular section. R. Fore- 

 men, a foramen of the sphenoid bone I 

 the second or superior maxillary branch ol tin' o 

 pair of nerves. R.-headed, having a round 



