rosen 
1 '] i rt .us the sonne with his golden chariet bryngeth forth 
the rosene day. Chaucer, Boethius, ii. meter 8. 
2. Consisting of roses. 
His leef a rosyn chapelet 
Hadde made, and on his heed it set. 
Rom. of the Rote, 1. 846. 
rose-nail (rpz'nal), . A nail with a conical 
head which is hammered into triangular facets. 
Rosenbach's sign. See sign. 
rosenbuschite (ro'zn-bush-it), n. [Named af- 
ter Prof. H. Bosenbusch of Heidelberg.] A sili- 
cate of calcium and sodium, containing also 
zirconium and titanium: it occurs in mono- 
clinic crystals and in fibrous forms of a pale 
orange color. It is found in the elseolite-sye- 
nite of southern Norway. 
Rosendale cement. See cement, 2. 
Rosenhain's function. See function. 
Rosenmiiller's fossa. A somewhat triangular 
depression in the pharynx on either side behind 
the openings of the Eustachian tubes. 
Rosenmiiller's gland. The inferior or palpe- 
bral portion of the lacrymal gland. 
Rosenmiiller's organ. See organ. 
rose-noble (roz'no'bl), n. An English gold coin 
first issued by Edward IV., and worth at the 
time ten shillings : same as ryal. 
2. Hunt. What haue they giuen vs ? 
I. Hunt. Six Tote-nobles just. 
Heyu'ood, 1 Edw. IV. (Works, ed. Pearson, 1874, I. 43). 
Rosen's liniment. A liniment composed of oil 
of nutmeg, spirit of juniper, and oil of cloves. 
Rosenstrehl's green. See green 1 . 
Rosenthal's canal. The spiral canal of the 
modiolus. 
Rosenthal's test. See test. 
rose-of-heaven (roz'ov-hev'n), . A pretty gar- 
den plant, Lychnis Cceli-rosa. 
rose-oil (roz'oil), . Same as oil of rose (which 
see, under oil). 
roseola (ro-ze'o-la), . [= F. roseole; < NL., < 
L. roseus, rosy (< rosa, rose: see rose 1 ), + dim. 
-ola.~\ Inpathol., a kind of rash or rose-colored 
efflorescence, mostly symptomatic, occurring in 
connection with different febrile complaints. 
Also called rose-rash and scarlet rash. 
roseolar (ro-ze'o-lar), a. [< roseola + -r2.] 
Of, pertaining to, or exhibiting roseola. 
roseoloid (ro-ze'o-loid), a. [< roseola + -oid.] 
Same as roseolous. 
roseolous (ro-ze'o-lus), a. [< roseola + -ous.} 
Of, pertaining to, or resembling roseola: as, 
roseolous rash. 
rose-ouzel (roz'o'zl), . The rose-colored pas- 
tor, Pastor roseus. 
rose-parrakeet (roz-par'a-ket), n. The rosella. 
rose-pink (roz'pingk), w."and a. I. n. I. A 
chromatic crimson-pink color. 2. A pigment 
prepared by dyeing chalk or whiting with a de- 
coction of Brazil-wood and alum. 
Clean faces appeared in lieu of black ones smeared with 
rote pink. Dickens, Sketches. 
3. The American centaury, Sabbatia angularis. 
[Rare or obsolete.] 
II. a. Of a rosy-pink color or hue; roseate; 
having a delicate bloom: also used figura- 
tively: as, "rose-pink piety," Eingsley. (Imp. 
Diet.) 
rose-point (roz'point), n. Seepoinfl. 
rose-quartz (roz'kwarts), n. A translucent and 
at times almost transparent variety of quartz, 
varying in color from light rose-red to dark- 
pink. The coloring matter Is due to the presence of oxid 
of manganese, which is more or less affected by the action 
of the sunlight. Fine examples are found in Oxford 
county, Maine, and in other localities. 
rosert (ro'zer), n. [Early mod. E. also rosier, 
rosyer; < ME. roser, roseere, < OF. rosier, rozier, 
F. rosier, a rose-bush, = Pr. roser, rosier, < L. 
rosarium, a rose-garden, ML. also a rosebush: 
seerosary.} 1. A rose-garden. 2. Arose-bush. 
An hound whan he cometh to a roser. 
Chaucer, Parson's Tale. 
The third was urosyer, with the armes of England ; the 
fourth a braunche of lylies, bearing the armes of France. 
Hall, Hen. VIII., fol. 59, quoted in Strutt's Sports and 
[Pastimes, p. 240. 
rose-rash (roz'rash), n. Same as roseola. 
rose-red (roz'red), a. and . [< ME. rose-red; 
< rose 1 + red 1 .'} I. a. Red as a red rose. 
Two corones ban we, 
Snow-whyte and rose-reed. 
Chaucer, Second Nun's Tale, 1. 264. 
From thy rose-red lips my name 
Floweth. Tennyson, Eleanore. 
II. n. A luminous and chromatic crimson. 
rose-ringed (roz'ringd), a. Having a collar 
of rose-red feathers : noting a collared parrot, 
5232 
Paleeornis torquatus, known as the rose-ringed 
parrakeet. See cut under ring-parrot. 
roseroot (roz'rot), . A succulent herb, Sedum 
lilwdiola, having simple leafy stems 5 to 10 
inches high, broad thick leaves, yellowish or 
purplish flowers in a close cyme, and a rose- 
scented root. It grows on cliffs in northern Europe 
and Asia, and in North America in eastern Pennsylvania, 
Maine, and northward. Also rosewort. 
rose-rowel (roz'rou'el), n. See rowel. 
rosery (ro'zer-i), n. ; pi. roseries (-iz). [< rose 1 
+ -ery. Cf. rosary, and alsoF. roseraie, < rosier, 
a rose-bush : see roser.] A place where roses 
grow ; a nursery of rose-bushes ; a rosary. 
rose-ryal (Toz'n'&l), n. An English gold coin 
of the reign of Jaines I. See ryal. 
rose-sawfly (rdz'sa'fli), n. A sawfly which af- 
fects the rose, (a) In Europe, Hylotoma rosarum. (b) 
In America, ifonostegia rosa, whose larva la called rose- 
lug. 
Rosette, 5. 
American Rose-sawfly (Monostefte rosm\ 
a, female fly (cross shows natural size) : *. her saws; c, antenna 
(* and c enlarged). 
rose-slug (roz'slug), n. The larva of the Ameri- 
can rose-sawfly, Monostegia rosee, which skele- 
tonizes the leaves of the rose in the United 
States. 
Rose's metal. See metal. 
rose-steel (roz'stel), n. A cement-steel the in- 
terior of which exhibits on fracture a different 
structure from the exterior. 
roset 1 (ro'zet), n. [Also rosette; < OF. (and 
F.) rosette, a kind of red coloring matter, < rose, 
rose: see rose 1 .} A red color used by painters. 
roset 2 (roz'et), n. [A corrupt form of rosin.} 
Rosin. [Scotch.] 
roseta, n. Latin plural of rosetum. 
rose-tanager (roz'tan'a-jer), n. The summer 
redbird, Piranga sestiva: distinguished from 
the scarlet tanager, P. rabra, 
rose-tangle (roz'tang'gl), . Red or brown- 
red seaweeds of the suborder Ceramiese. 
rose-topaz (roz'to'paz), n. An artificial color 
of the true topaz produced by heating the crys- 
tals of yellow Brazilian topaz to a red heat. 
A chemical change results which, if prolonged too great 
a time, would change the topaz into the colorless white 
variety, the color ranging from light rose-red to sherry- 
red. 
rose-tree (roz'tre), n. A standard rose ; a rose- 
bush. 
Rosetta stone. See stone. 
rosetta-WOOd (ro-zet'a-wud), n. A handsome 
wood, of an orange-red color with very dark 
veins, from the East Indies, used in fine cabi- 
net-making. It is of durable texture, but the 
colors become dark by exposure. The tree 
yielding it is not known . 
rosette (ro-zef), n. [< F. rosette, a rosette, a 
little rose (= Pr. Sp. roseta, tassel, = Pg. ro- 
seta, the rowel of a spur, = It. rosetta, a ro- 
sette), dim. of rose, < L. rosa, rose: see rose 1 .} 
1 . Any circular ornament having many small 
parts in concentric circles, or regularly ar- 
ranged around the center. 
She lifted Suzanne's hair to the middle of the head in 
two rosettes that she called riquettes, and fastened them 
with a silver comb. 6. W. Cable, Stories of Louisiana, x. 
Specifically (o) In 
arch., an ornament 
of frequent use in 
decoration in all 
styles. In Roman 
architecture ro- 
settes decorate cof- 
fers in ceilings and 
soffits of cornices, 
and appear as a cen- 
tral ornament of the 
abacus of the Co- 
rinthian order. In 
medieval architec- 
ture rosettes are 
abundant* and con- 
sist usually of a knot 
of foliage inscribed 
in a circle, trefoil, or 
quatrefoil. See also 
cut under patera. 
(&) A knot of ribbon 
Rosette. Early Italian medieval work. or a bunch Of COl- 
rose- window 
ored worsted used as an ornament of costume, especial- 
ly one of the two bunches of ribbons attached to the 
loops by which an officer's gorget was suspended on his 
chest. 
2. Any object or arrangement resembling in 
form a full-blown rose, (a) A rose gas-burner, in 
which the jets of flame are disposed radially about a cen- 
ter. (6) A particular arrangement of the sails of a wind- 
mill, (c) The pattern produced by a rose-engine lathe. 
(d) In bot., a circle of leaves or fronds. 
3. Same as roset 1 . 4. In zool. and anat., a 
natural formation of parts resembling a rose. 
See rose, 9. (a) The anal bunch of gills of a nudibran- 
chiate gastropod. (6) The central plate which occupies 
the space between the apices of the first five radials of 
Comatula, and is formed from the confluence of five basals. 
Carpenter; Huxley, (c) The set of live petaloid ambu- 
lacra of some sea-urchins. See cut under Petalosticha. 
(<l) A spot of color which resem- 
bles a flower, as a broken-up 
ocellus. See cut under jaguar. 
(e) A rosette-cell. (/) A rosette- 
plate. 
5. A curve whose polar 
equation is r = a + sin m8, 
which presents a great 
variety of forms symmet- 
rical about a center. 6. 
Naut., a form of knot. 
7. In metal., a disk or 
plate formed by throwing 
water on melted metal. See rosette-copper, and 
compare quenching, 2 Red rosette, <>r red button, 
the rosette worn in the buttonhole by officers and higher 
dignitaries of the Legion of Honor. 
rosette-burner (ro-zet'ber'ner), . Same as 
rose-burner. 
rosette-cell (ro-zet'sel), n. One of the small 
spheroidal clusters or masses of usually eight 
or sixteen cells which are developed in sponges, 
in the cavity both of the adult sponge and of 
its free-swimming ciliated gemmules. W. 8. 
Kent. 
rosette-copper (ro-zet'kop'er), n. A product 
of copper made by throwing water on the sur- 
face of the melted metal (after the refining 
process), which is then removed in the form of 
a disk, the operation being repeated as often 
as is necessary. These disks or rosettes are colored 
bright-red by the action of the water on the copper, by 
which a suboxid is formed. This process has been followed 
at Chessy in France, chiefly, and also at Mansfeld in Prus- 
sia. Also called rose-copper. 
rosette-cutter (ro-zefkut'er), n. A rotary 
cutting-tool for making wooden rosettes or cir- 
cular ornaments in which different moldings 
are combined. Its cutting edge is of the inverse form 
of the ornament desired. Such tools are used in cabinet- 
making and carpentry. 
resetted (ro-zet'ed), a. [< rosette + -ed 2 .} I. 
Furnished or ornamented with a rosette. 
The low-cut and resetted shoe. The Atlantic, LXIV. 614. 
2. Formed or arranged in rosettes: as, the 
decorations were of looped and resetted ribbons. 
rosette-plate (ro-zet'plat), n. In Polysoa, a 
communication-plate. 
rosetum (ro-ze'tum), n. ; pi. rosetums, roseta 
(-tumz, -ta). [< L. rosetum, a garden or bed 
of roses, ? rosa, a rose: see rose 1 .'} A gar- 
den or parterre devoted to the cultivation of 
roses. 
rose-Vinegar (rcVvin^-gilr), . An infusion 
made by steeping the petals of roses in vine- 
gar, used as an external application in head- 
aches, also to dispel unpleasant odors. Cnam- 
bers's Encyc., art. Rose. 
rose-water (roz'wa'ter), n. and a. I. n. Wa- 
ter tinctured with oil of roses by distillation. 
Enery morning then- Priestes (called Bramini) washe the 
Image of the deuyll with rose water, or such other swete 
liquoure, and perfume liyni with dynerse swete sauours. 
^?. Eden, tr. of Sebastian Minister (First Books on Amer- 
[ica, ed. Arber, p. 17). 
Let one attend him with a silver basin 
Full of rose-water and bestrew'd with flowers. 
Shak., T. of the S., Ind., i. 68. 
II. a. Having the odor or character of rose- 
water ; hence, affectedly delicate or sentimen- 
tal : as, rose-water religion. 
.Rose-wafer philanthropy. Carlyle. (Imp. Diet.) 
Rose-water dish, (a) A dish with perforated top, for 
pouring or sprinkling rose-water over the hands. (0) The 
plateau for a rose-water ewer. Rose-water ewer, a 
name given to the aftaba. or spouted aiguiere, used in 
Persia and other parts of the East for pouring water over 
the hands after eating. See cut under aftaba. Rose- 
water ointment. See ointment. 
rose-willow (r6z'wil"6), n. See icilloic. 
rose-window (roz'win' l 'd6), n. In arch., a cir- 
cular window divided into compartments by 
mullions or tracery radiating or branching 
from a center. Such windows are especially line and 
numerous in French medieval architecture, and often at- 
tain very considerable dimensions, as in the cathedrals of 
