

RIIAHDITIC 



1263 



RH/EBOSCELIA 



the paired appendages of the abdominal sternites form- 

 ing the ovipositor of certain insects. 



Rhabditic [rab-dit'-ik) \_pd36oc, a rod]. Pertaining to 

 a rhabdite. 



Rhabditis [rab-di'-tis) [pd36oc, a rod]. A genus of 

 nematode worms. Abundant especially in decaying 

 organic matter, garden earth, etc. Several species 

 are parasitic in snails, a few in man. See R. niellyi, 



IR. pellio and R. terricola, under Parasites [Animal), 

 Rhabdium (tab' -de-um) [dim. of pd36og, rod: //., 

 Rhabdia\. A fiber of striped or voluntary muscle. 

 Rhabdocelous [rab-do-se' -lus) [pd3Aoc, a rod ; nol?x>r, 



hollow]. Having a straight digestive cavity. 

 Rhabdoid [rab'-doid) \pa3boc, a rod ; eldog, form]. In 



biology, an acicular or spindle-shaped body chemically 



related to the plastids, which is found lying diagonally 



across the stalk-cells of the tentacles of Drosera and 



in the mesophyl-ceils of Dionea', and tends to grow 



spherical when the part is irritated. Its importance 



is not fully known. 

 Rhabdoidal [rab-doi'-dal) \_pa3Hoet6ijq, like a rod]. 



Rod- like. 

 Rhabdomal [rab'-do-mal) [paSfioua, a bundle of rods]. 



Having the character of a rhabdom. 

 Rhabdome [rab'-dom) [pd3duua, a bundle of rods]. In 



biology, a tubular rod forming the central axis of the 



retinula of the arthropod eye. 

 Rhabdomere (rab'-do- mer) [pa3doc, a rod; uspor, a 



part] . In biology, a rod found in the distal portion of 



each of the retinular cells of the arthropod eye. 

 Rhabdomyoma [rab-do-mi-o' -mah) [pd36oc, a rod ; 

 . a muscle ; bun, a tumor : //. , Rhabdomyomata~\. 



A rare form of myoma characterized by the presence 



of striated muscular fiber. 

 Rhabdonema [rab-do-ne' '-mah) \_pdj36oc, a rod ; vrjua, 



a thread]. A genus of parasitic Anguillulidce. See 



under Parasites [Animal ) , Table of. 

 Rhabdonemiasis [rab-do-ne-mi' -as-is) [Rhabdonema, 



a genus of parasitic nematode worms ; pd3dog, a rod ; 



vi/ua, a thread]. The disease arising from the pres- 

 ence of parasites of the genus Rhabdonema. See 



Parasites [Animal), Table of. 

 Rhabdosphere [rab'-do-sfer) [pd.Moo, a rod ; cnpaipa, a 



sphere]. A minute spheric body bristling with rhab- 



dolithic rods. 

 Rhabdous [rab'-dus) \_pd t 3Sog, a rod]. 



character of a rhabdus. 

 Rhabdus [rab'-dus) [pdSfioc, a rod]. 



a simple, straight spicule ; [b) the 



fungi. 



Rhachi. See also Rachi. 

 Rhachiagra [rak- e -a'-grah) [pdxig, a spine; aypa, 



pain]. Rheumatism in the muscles of the spine. 

 Rhachial [ra'-ke-al) [pdjtc, spine]. Pertaining to the 



spine. 

 Rhachialgia [ra-ke-al' -je-ah) [p&xtr, spine; a/.yoc, a 



pain]. Any pain in the spine. Spinal irritation. 



R. mesenterica. Same as Tabes mesenterica, </. v. 



R. pictonum. See Metallic Colic. 

 Rhachialgitis [rak-e-al-ji'-tis) [pd^/f, spine; a'/yr, 



pain; inr, inflammation]. Inflammatory rhachialgia. 

 Rhachiasmus [ra-ke-az'-mus) [pdxig, spine]. Spasm 



of the muscles at the back of the neck, as seen in the 



early part of many epileptic attacks. 

 Rhachidial [ra-kid'-e-al) [pax'S, spine]. Pertaining 



to a rhachis, or spine. 

 Rhachidian (ra-kid' -e-an). Same as Rhachidial. 

 Rhachilysis (m-kil'-is-is) [pdx>c, spine ; l.veiv, to loose]. 



A method of treating lateral curvature of the spine by 



mechanical counteraction of the abnormal curves. 

 Rhachio- or Rachio- (ra'-ke-o-) [pdx»;, s;inej. A 



Having the 



In biology, (a) 

 stipe of certain 



prefix denoting connection with or relation to the 



spine. 

 Rhachiocampsis [ra - ke - o - kamp f - sis) [paxic; spine ; 



w&ftffug, a bending]. Curvature of the spine. 

 Rhachiochysis (ra-ke-o-ki'-sis) [p&xig, spine; x^ Gl i> 



a pouring]. An accumulation of water or watery 



substance within the spinal canal. 

 Rhachiodynia [ra-ke-o-din' -e-ah) \pdxig, spine ; bdvvt], 



pain]. Pain in the spinal cord. 

 Rhachiokyphosis [ra -ke- o-ki -f/- sis) [pdxig, spine ; 



Kv^iuaic, a bending]. Gibbosity, or hunch of the back. 

 Rhachiometer [ra-ke-om' -et-er) [pd^c, spine ; fierpov, 



a measure]. An instrument used to measure the de- 

 gree of spinal deformities. 

 Rhachiomyelitis [ra-ke-o-mi-el-i' -tis) [pdxig, spine ; 



fivi7.bg, marrow; trig, inflammation]. Inflammation 



of the spinal cord. Myelitis. 

 Rhachiomyelophthisis [ra - ke- o- mi- el- off f -this-is) 



[pd^/c, spine; uvz'/.og, marrow; qdioig, a wasting]. 



See Tabes dorsalis. 

 Rhachiomyelos (ra-ke-d-mi' -el-os) \_pdxig, spine ; five- 



7.6g, marrow]. See Spinal Cord. 

 Rhachio-paralysis [ra-ke-o-par-al' -is-is) [pdxig, spine ; 



—apa'/vaic, paralysis]. Spinal paralysis. 

 Rhachiophyma [ra-ke-o-f -mah) [pdxig, spine ; Qv/ia, 



a growth]. A spinal tumor. 

 Rhachioplegia \ra-ke-o-ple' -je-ah) [pd^c, spine ; tt?.tp/ti, 



stroke]. Spinal paralysis. 

 Rhachiorrheuma [ra - ke - or- ru'- mah) [pdxig, spine ; 



pev/ua, a flowing]. Spinal rheumatism. 

 Rhachioscolioma [ra-ke-o-sko-le-o' -mah) [pdxig, spine ; 



<XKO/.iuua, a curve]. Lateral distortion and curvature 



of the spine. 

 Rhachioscoliosis [ra-ke-o-sko-le-o' -sis) [pdxig, spine ; 



OKo7j.bg, GKO?.iucrig, a curving]. The condition and 



progress of curvature of the spine. 

 Rhachiostrophosis [ra-ke-o-stro-fo 1 '-sis) [pdxig, spine ; 



o-poooc, twisted] . Curvature of the spine. 

 Rhachiotome (ra'-ke-o-tom) [pdxig, spine ; roubg, cut- 

 ting]. A cutting instrument used in rhachiotomy. 

 Rhachiotomy [ra-ke-of -o-me) [pdjff, spine ; ro/ii/, a 



cutting]. An incision into or dissection of the spine. 

 Rhachipagus [ra-kip* -a-gus) [pdxig, spine ; ~dyog, 



anything fixed]. A double fetal monstrosity in which 



the twins are joined back to back by any portion of 



fhe spinal column. 

 Rhachis [ra'-kis) [pdxig\ The spinal column. In 



biology, [a) the main petiole of a compound leaf; [b) 



the axis of inflorescence ; [c) the shaft of a feather ; 



[d) the arched middle area of the dorsal surface of a 



trilobite. 

 Rhachischisis [ra-kis'-kis-is) [pdxig, spine ; ax'i&iv, to 



cleave]. A cleft in the vertebral column. Same as 



Spina bifida. 

 Rhachitae ( ra-ki'-te) [paxiTai'] . The muscles attached to 



the vertebral column. 

 Rhachitic [ra-kit'-ik). See Rachitic. 

 Rhachitis. See Rachitis. 



Rhachitome [ra' '-kit -dm). Same as Rhachiotome, q. v. 

 Rhachus (ra'-kun [pdxog]. A ragged wound. 

 Rhacoma [ra-ko'-mah) [pdnog, a rag]. Excoriation, 



rent, or chapping. Also a pendulous, relaxed condi- 

 tion of the scrotum. 

 Rhacosis [ra-ko'-sis) [pbnoc, a rag]. The condition of 



one affected with rhacoma. 

 Rhacous [ra'-kus) [pdnog, a rag]. Wrinkled. Lacer- 

 ated. 

 Rhaebocrania or Rhebocrania [re- bo- kra'-ne- ah) 



[pni3bq, crooked; npaviov, the skull]. The condition 



of wry-neck. 

 Rhaeboscelia, Rhaebosis [re-bo-se / -leah, re-bc/sis) 

 Sf, crooked; <TAf/oc, leg]. Crooked-legged. 



