rheumic 
(rd'mik), <i. [Irreg. < Rht 
Related to rhubarb Rheumic acid , 
product of the treatment of rheotannic acid with dilute 
rneumophthalmia(ro-mof-tliarmi-a),. [NL., 
< Gr. peii/ui, flux (see rheum*), + b^ScAfua, oph- 
thalmia.] Rheumatic ophthalmia. 
rheumy (ro'mi), . [< riwuw 1 + -y 1 .] 1. Af- 
fected by rheum; full of rheum or watery mat- 
So too-much Cold couers with hoary Fleece 
The head of Age, . . . hollowes his rhemny eyes, 
And makes himselfe enen his owne selfe despise. 
Sylvester, tr. of Du Bartas's Weeks, i. 2. 
2. Causing rheum. 
And tempt the rheumy and unpurged air 
To add unto his sickness? Shak., J. C., ii. 1. 266. 
Rhexia (rek'si-a), n. [NL., in def. 1 (Linnwus, 
1753),< L. rhcxia, a plant, prob. Echimn rubrmn; 
in def. 2 (Stal, 1867), directly from the Gr.; < 
5151 
rhinocaul 
whirh pierce the cribriform plate nf the ethmoid, and ram- 
ify in the nose. The rhinencephalon, like other encephalic 
y n e nos. , 
segments is paired or double - that is, consists of right 
and left halves. It is primitively hollow, or has its proper 
by their inflorescence and shrubby habit. They 
tire leaves, and small axillary clusters of flowe 
often form a large loose-branched panicle or dense termi- 
nal thyrsus of crowded cymes. R. cmnmiinin is a slender 
shrub, whose root and leaves are used in India and China 
natives of tropical and southern Africa, India, and the 
Moluccas. They are next allied to Dianthera, the water- 
willow of the United States, but are readily distinguished 
They bear en- 
: ers which nnnuu wi m^ OJD..~... . - -- 
cephalic segments, and known as the rMnonzb. Also rti- 
iiencephal. See cuts under Petramyzontidse, Rana, brain 
(cut 2) and cnccphalon. 
itlm lcu,*io 1W UDVjlA ... . .i'... ...... .... " "/, ^ , _ f. n , r/ ,.!,; 
as an 'application for ringworm and other cutaneous dis- rhinenCephalOUS (ri-nen-sef a-lus), n. 
eases, whence called ringworm-root. _ ncuceplial + -oils.] Same as rhineiict'/ilidlir. 
Rhinae (ri'ne), . pi. [NL. (Gill, 1861), pi. ol r hinencephalus (ri-neii-sef'a-lus), ii.; pi. rlii- 
Rhiim, q. v.] In ichth., one of the main dm- ,,,,,,,.,,,,/,,,/j (_]j). [NL., < Gr.p/c (piv-), the nose, 
sions of sharks, represented only by the angel- + ^ nj^oXoc, the brain : see encepha'.on .] In tera- 
tol, a cyclops. Also rhinocephalius. 
rhinestone (riu'ston), . [Tr. F. eaiuoux dx 
Illiiii, rhinestones, so called from the river 
Rhine, in allusion to the origin of strass, in- 
vented at Strasburg in 1680.] An imitation 
stone made of paste or strass (a lead glass), gen- 
sharks otSquatinitfa. Also called Squatinoidea, 
as a superfamily. 
rhinaesthesia (ri-nes-the'si-a), . [NL., < Gr. 
pit (pa--), nose, + mattr/aic, perception : see testhe- 
sio.j Sense of smell ; olfaction. 
rhinaesthesis (ri-nes-the'sis), n. [NL. : see 
rliimentlicsiii.'] Same as rJiimestltcsia. 
iu ci . - ,K,., ,. ^ -, - --.. erally cut in the form of a brilliant and made 
Gr. Wftr, a breaking, rent, rupture, < ptryvvvai, rhinaesthetics (ri-nes-thet iks), . [As rlnnses- and cut to i m it a te the diamond, set usually in 
break, burst forth: see break.] 1. A genus of thenia (-lesthet-) + -ics. Cf .esthetics.] The sci- 
polypetalous plants of the order Melastomaceee, ence of sensations of smell. 
type of the tribe Rhexieee. It is characterized by the rhinal (ri'nal), a. [< Gr. pit (P'v-), later also ptv, 
four obovate petals, the smooth ovary, and the eight equal the nose, + -(I L] Of or pertaining to the nose ; 
anthers with a thickened or spurred connective, each an- 
ther long and slender, incurved, and opening by a single 
terminal pore. The 7 species are natives of North America, 
and are the only members of their large family which pass 
beyond the tropics, except the 2 species of Bredia in east- 
ern Asia. Three or four species extend to the Middle At- 
lantic States, and one is found in New England. Theyare ,, 
herbs or erect undershrubs, branched and usually set with rhmalgia (n-nal Ji-a), n. [JNLi., <, Ur. pit (pn-), 
conspicuous, dark, gland-bearing bristles. Their leaves nose ^ 5^ yo c, pain.] Pain, especially neuralgic 
are oblong, short-petioled, three-nerved, entire or bristle- a j n | j n tne ,,5se. 
ose, common y o^ a jjjjjjjajjthaceae (ri-nan-tha'se-e), n. pi. 
(Jussieu, 1805), < Rhinanthus + -aces.] 
der of dicotyledons established by Jussieu, but 
now incorporated with the Scrophularinex. 
Rhinanthus (ri-nan'thus), n. [NL. (Linnseus, 
1737), named from the compressed and beaked 
upper lip of a former species ; < Gr. pit (piv-), 
nose, + avBot, flower.] A genus of gamopeta- 
lous plants of the order Scrophularincie and 
tribe Euphrasiex. It is characterized by a long two- 
lipped corolla, the upper lip entire, straight, compressed, 
and helmet-like; by a swollen and compressed four-toothed 
" lit; by four unequal stamens with 
nd by a roundish capsule containing 
silver or other inexpensive mounting. Rhine- 
stones were extensively worn in the latter part of the 
eighteenth century, and are now much used in shoe- 
buckles, clasps, and ornaments for the hair. 
nasal- n'ariai: as "the rhinal cavities (that is, rhineurynter (ri-nu-rin'ter), [<Gnpi'c (piv-), 
the nasal passages). nose, + -rfpwvrfe. (an assumed form), 
widen, < ti'pfc, wide.] A small inflatable elas- 
To make the laryngeal and rhmal mirrors available, the ' "1 n }nf?tnne the nose 
artificial illumination of these parts [hidden behind and tic Dag used tor plugging ui JOBS. 
above the palate] is necessary. Pop. Sci. Mo., XII. 170. RhinichthyS (n-nik'this), . [NL. ^Agassiz, 
1838), < Gr. pit (piv-), nose, + *%, a fish.] In 
ichth., a genus of cyprinoid fishes from the 
fresh waters of North America. They are known 
[NL. 
An or- 
Black -nosed Dace {Rhinichthys atrotiasirs). 
include some of the prettiest minnows, as R. cataractx and 
R. atronasus. 
Ihinidae (riu'i-de), n. pi. [NL., < Rhinal + 
-idle.] A family of plagiostomous fishes, named 
few winged seeds. The 2 or 3 very variable species are from the genus Rhina: same as Squatinidx. 
lativesofteniperateandnorthernregionsinEurope.Asia, rhinitis (ri-ni'tis), w. [NL., < Gr. pit (P"-'-). 
nose, + -itis.] Inflammation of the nose, espe- 
cially of the nasal mucous membrane. 
ep-cut floral leaves, the upper flowers con- rhino (ri'no), . [Also rino ; of obscure cant 
spike. Ji. Crista-galli of the northern Old or imri .perhaps a made word.] 
ommon rattle, yellow rattle, or rattlebox of rat*' f 
Tlic Inflorescence of Meadow-lieauty (Rhexia 
a, the fruit ; *. a stamen ; c , a leaf. 
and America. " They are annual erect herbs, more or less 
parasitic on the roots of grasses. They bear opposite cre- 
nate leaves, and yellow, violet, or bluish flowers sessile in 
the axils of dei 
densed into a 
World is the c< , , 
Great Britain : also called penny-gram and cockscomb. I 
is often injurious to herbage on account of its parasitic 
habit. 
rhinarium (ri-na'ri-um), .; pi. rhinaria (-a). 
[NL.,< Gr. pi( (ptv-), nose, + -arium.~\ In entom., 
the nostril-piece ; the front part of the nasus, or 
Thev bear the names deer-grogs and meadow-beauty, the clypeus, or its equivalent when reduced in size 
..' , i_ii_. + 1> I.V V A.'.'fln tlio Koof_lrtirtrt> . ~~J ... , 1 ,. .. 1 . . . ., .; I ; ,. .. ( i . u i r\f tlm \ T ^>/*/l*l//'rt Tl 
latter applying especially to R. Virginita. the best-known 
and most northern species, sometimes cultivated. 
2. In rod'/., a genus of hemipterous insects. 
Rhexieae (rek-si'e-e), n. pi. [NL. (A. P. de Can- 
dolle, 1838), < Rhexia, + -ex.] A tribe of plants 
of the order Melastomacex. It is characterized by 
a four-celled ovary with numerous ovules fixed upon a pla- 
centa projecting from the inner angle of the cell, a capsu- 
lar fruit, spirally coiled seeds, and anthers with their con- 
nective commonly produced behind into a spur or tail. It 
includes about 37 species, belonging to 3 genera, of which 
Rhexia is the type and Monochsetum the largest genus, con- 
taining 28 species of unimportant plants of western trop- 
ical America. 
Money; cash. 
[Slang.] 
" The Seaman's Adieu," an old ballad dated 1670, has 
the following : 
Some as I know 
Have parted with their ready rino. 
y. <mdQ.,7thser., V. 417. 
To sum up the whole, in the shortest phrase I know, 
Beware of the Rhine, and take care of the rhino. 
Barham, Ingoldsby Legends, II. 45. 
used in the classification of the Nenroptera. In 
certain laraellicorn beetles it forms a large 
sclerite between the clypeus and the labrum. 
Kirby and Spence. 
'hinaster (ri-nas'ter), n. [NL., < Gr. pit (piv-), 
h^ied + Ifrtaif SeeL,! VSS^ RMnobatid* (rM.o-bat'i-de), 
No doubt you might have found a quarry, 
Perhaps a gold-mine, for aught I know, 
Containing heaps of native rhino, 
Lou-ell, Biglow Papers, 1st ser. , Int. 
Iilliltf>b(ltus i + . i( f 
w. pi [NL., < 
A family of selachians, 
lltf> . , 
[NL.] (a) The genus of two-horned rln- t ifled bv the genus Khinobatus; the shark- 
r. n Grtrt 7?/,,'u/i/./i-/i/>'//a> I h\ I nA trttTnis * "* -. 
noceroses. See Khinocerotidx. (b) The genus 
of star-nosed moles: synonymous with Condij- 
lura. Wagner, 1843. 
rhind-martt, See rindmart. 
rhigolene (rig'o-len), H. [<Gr. p/>oc, cold (prob. rhine, n. A spelling of rinel. 
= L. frlgus, cold, <frinere, be cold: see frigid), Rhine-berry (rin'ber*'i), n. Same 
+ oleum, oil, < Gr. 'i'/juov: see oil.] A product berry. 
obtained in the distillation of petroleum. It is rhinencephal (ri-nen'se-fal), . 
probably the most volatile fluid known.and one of the very neiiccphalon. 
best for use in producing intense cold ; when atomized it - - 
as Hheui- 
Same as rhi- 
to .629 (105 to 95 B.): it boils at 18 C. 
anesthetic. Also rhiyoline. 
rhimet, rhimert, etc. See rime 1 , etc. 
Rhinal (ri'nii), . [NL., < L. rhina, < Gr. pivi/, a 
file or rasp,"a shark with a rough skin.] In 
ichth. : (t) An old generic name (Klein, 1745) 
of the angel-fish or monk-fish: now called Kqtui- 
tina. See Rhinee. (l>) A genus of rays of the 
^ n. Plural of rhine, 
rhinencephali.V Plural of rhinei . 
rhinencephalic (ri-nen-se-fal'ik or -sef'a-lik), 
[< rhinencephal + -ic.] Pertaining to the 
rays or beaked rays. They are shark-like rays, whose 
trunk gradually passes into the long strong tail, which is 
provided with two well-developed dorsal fins, a caudal 
fin, and a conspicuous dermal fold on each side. The 
rayed part of the pectoral fins is not extended to the 
snout. Three to five genera are recognized, with about 
15 species, of warm seas. 
rhinobatoid (ri-nob'a-toid), a. and . [< Rhi- 
nobatusl + -oid.] I. a. Of or relating to the 
Rhinobatidse. 
II. n. A selachian of the family Rhinobatidie. 
RhinobatUS 1 (ri-nob'a-tus), n. [NL. (Bloch and 
Schneider, 1801), < Gr. piv6paTot, also ptvo3&nx, 
a rough-skinned fish, perhaps Raia rhinobittos, 
< P'IVTI, a shark, + flarot, a ray.] The typical 
genus of Rhinobatidie, having the first dorsal 
fin much behind the ventrals, and the anterior 
nasal valves not confluent. R. jirodiictus is the 
long-nosed ray of California. Also Rhinobatis. 
rhinencephalon; olfactory, as a lobe or seg- 
ment of the brain Rhinencephalic segment of 
the brain, the rhinencephalon. Rhinencephalic ver- 
tebra, the foremost one of four cranial vertebras or seg- 
ments of which the skull has been theoretically supposed 
., _ . by some anatomists, as Owen, to consist. o ^ 
family Rliiiiolnitidte, having a broad and obtuse rhinencephalon (ri-nen-sef'a-lon), . ; pi. rhi- RhinobatUS 2 (ri-nob'a-tus), n. [NL., < Gr. pit 
snout, as R. tinci/loxtoiinis. Also called Rham- nencephal/i (-la). [NL., < Gr. pit (piv-), nose, (p tv -), nose.] In eutom., a genus of coleopte- 
+ iyKe^a'Mt, brain: see enceiihalon.] The ol- rO us insects. Germar, 1817. 
factory lobe o" 
of the several 
the lower vertebrates the rhinencephalon is relatively MUCOUS or mucopiiruleut discharges from the 
large and evidently a distinct part of the brain. In the 
higher it irradually diminishes in size, becoming relative- nose. 
ly very small, and apparently a mere outgrowth of the rhinocaul (ri'no-kal), w. [< Gr. pif (piv-), nose, 
cerebrum. Thus, in man the rhinencephalon is reduced + Kav ). f, a stalk: see caulis.] In anat., the 
Illin-ii and Schneider, 1801. 
Rhina- (ri'nii), . [< Gr. pif (piv-), nose.] In 
fiitnm., a genus of coleopterous insects. 
Rhinacanthus (ri-na-kan'thus), n. [NL. (Nees 
von Eseiibeck, 1832), so called in allusion to the 
shape of the flower; < Gr. bit (piv-), nose, + anav- 
flof, acanthus.] A genus of pamopetalous plants 
of the order Acunthaccse, tribe Justicicse, and sub- 
a/,of, Drain: see eacepnaion.) rO us insects. Germar, 181V. 
lobe of the brain ; the foremost one r hinoblennorrhea, rhinoblennorrhcea (ri-no- 
ieveral morphological segments of the blen-o-re'ii), n. [NL., < Gr. pic (piv-), nose, + 
ilon, preceding the prosencephalon. In fal-woc., mucus, + pom, a flow. Of. blennorrlicti.] 
tribe Kujnxticicir. It is characterized by its twoanthers, to the so-called pair of olfactory nerves, from their roots peduncle, or support of the olfactory bulb, 
each having two blunt cells without .spun, one cell placed Ir, ithe cerebrum to the olfactory bulbs ; whence are given eras p e anu L _ , s pp ....,...., v m / 525 . 
each having two blunt culls without spurs, 
higher than the other; and by the slenderly cylindrical 
in the cerebrum to the ollactory nuios wnence are givt jf -- . . V TTT >,<>= 
off the numerous filaments, the proper olfactory nerves, Buck's Handbook OJ Med. Sciences, Vlll. O-O. 
