5. (Zoöl.) (a) Any structure having a flowerlike form; especially, the
group of five broad ambulacra on the upper side of the spatangoid and
clypeastroid sea urchins. See Illust. of Spicule, and Sand dollar,
under Sand. (b) A flowerlike color marking; as, the rosettes on the
leopard.
Rose" wa`ter (?). Water tinctured with roses by distillation.
Rose"-wa`ter, a. Having the odor of rose water; hence, affectedly nice
or delicate; sentimental. "Rose-water philanthropy." Carlyle.
Rose"wood (?), n. A valuable cabinet wood of a dark red color, streaked
and variegated with black, obtained from several tropical leguminous
trees of the genera Dalbergia and Machærium. The finest kind is from
Brazil, and is said to be from the Dalbergia nigra.
African rosewood, the wood of the leguminous tree Pterocarpus
erinaceus. -- Jamaica rosewood, the wood of two West Indian trees
(Amyris balsamifera, and Linocieria ligustrina). -- New South Wales
rosewood, the wood of Trichilia glandulosa, a tree related to the
margosa.
Rose"worm` (?), n. (Zoöl.) The larva of any one of several species of
lepidopterous insects which feed upon the leaves, buds, or blossoms of
the rose, especially Cacæcia rosaceana, which rolls up the leaves for a
nest, and devours both the leaves and buds.
Rose"wort` (?), n. (Bot.) (a) Roseroot. (b) Any plant nearly related to
the rose. Lindley.
Ros`i*cru"cian (?), n. [The name is probably due to a German
theologian, Johann Valentin Andreä, who in anonymous pamphlets called
himself a knight of the Rose Cross (G. Rosenkreuz), using a seal with a
St. Andrew's cross and four roses.)] One who, in the 17th century and
the early part of the 18th, claimed to belong to a secret society of
philosophers deeply versed in the secrets of nature, -- the alleged
society having existed, it was stated, several hundred years.
The Rosicrucians also called brothers of the Rosy Cross, Rosy-cross
Knights, Rosy-cross philosophers, etc. Among other pretensions, they
claimed to be able to transmute metals, to prolong life, to know what
is passing in distant places, and to discover the most hidden things by
the application of the Cabala and science of numbers.
Ros`i*cru"cian (?), a. Of or pertaining to the Rosicrucians, or their
arts.
Ros"ied (?), a. Decorated with roses, or with the color of roses.
Ro"sier (?), n. [F., fr. L. rosarius of roses. Cf. Rosary.] A rosebush;
roses, collectively. [Obs.]
Crowned with a garland of sweet rosier.
Spenser.
Ros"i*ly (?), adv. In a rosy manner. M. Arnold.
Ros"in (?), n. [A variant of resin.] The hard, amber-colored resin left
after distilling off the volatile oil of turpentine; colophony.
Rosin oil, an oil obtained from the resin of the pine tree, -- used by
painters and for lubricating machinery, etc.
Ros"in, v. t. To rub with rosin, as musicians rub the bow of a violin.
Or with the rosined bow torment the string.
Gay.
Ros"i*ness (?), n. The quality of being rosy.
Ros"in*weed` (?), n. (Bot.) (a) The compass plant. See under Compass.
(b) A name given in California to various composite plants which
secrete resins or have a resinous smell.
Ros"in*y (?), a. like rosin, or having its qualities.
Ros"land (?), n. [W. rhos a meadow, a moor + E. land.] heathy land;
land full of heather; moorish or watery land. [prov. Eng.]
Ros"ma*rine` (?), n. [OE. See Rosemary.] 1. Dew from the sea; sea dew.
[Obs.]
That purer brine And wholesome dew called rosmarine.
B. Jonson.
2. Rosemary. [Obs.] Spenser. "Biting on anise seed and rosmarine." Bp.
Hall.
Ros"ma*rine, n. [Norw. rosmar a walrus; ros a horse (akin to E. horse)
+ (probably) mar the sea.] A fabulous sea animal which was reported to
climb by means of its teeth to the tops of rocks to feed upon the dew.
And greedly rosmarines with visages deforme.
Spenser.
Ro*sol"ic (?), a. [Rose + carbolic.] (Chem.) Pertaining to, or
designating, a complex red dyestuff (called rosolic acid) which is
analogous to rosaniline and aurin. It is produced by oxidizing a
mixture of phenol and cresol, as a dark red amorphous mass, C20H16O3,
which forms weak salts with bases, and stable ones with acids. Called
also methyl aurin, and, formerly, corallin.
Ross (?); 115), n. [Etymol. uncertain.] The rough, scaly matter on the
surface of the bark of trees. [Prov. Eng. & Local, U.S.]
Ross, v. t. To divest of the ross, or rough, scaly surface; as, to ross
bark. [Local, U.S.]
Ros"sel (?), n. Light land; rosland. [Obs. or Prov. Eng.] Mortimer.
Ros"sel cur`rent (?). [From Rossel Island, in the Louisiade
Archipelago.] (Oceanography) A portion of the southern equatorial
current flowing westward from the Fiji Islands to New Guinea. [Webster
1913 Suppl.]
Ros"sel*ly (?), a. Loose; light. [Obs.] Mortimer.
Rost (?), n. See Roust. [Scot.] Jamieson.
Ros"tel (?), n. [L. rostellum, dim. of rostrum a beak: cf. F.
rostelle.] same as Rostellum.
Ros*tel"lar (?), a. Pertaining to a rostellum.
Ros"tel*late (?), a. [NL. rostellatus.] Having a rostellum, or small
beak; terminating in a beak.
Ros*tel"li*form (?), a. Having the form of a rostellum, or small beak.
||Ros*tel"lum (?), n.; pl. Rostella (#). [L. See Rostel.] A small
||beaklike process or extension of some part; a small rostrum; as, the
||rostellum of the stigma of violets, or of the operculum of many
||mosses; the rostellum on the head of a tapeworm.
Ros"ter (?), n. [Perhaps a corruption of register; or cf. roll.] (Mil.)
A register or roll showing the order in which officers, enlisted men,
companies, or regiments are called on to serve.
Ros"tra (?), n. pl. See Rostrum, 2.
Ros"tral (?), a. [L. rostralis, fr. rostrum a beak; cf. F. rostral.] Of
or pertaining to the beak or snout of an animal, or the beak of a ship;
resembling a rostrum, esp., the rostra at Rome, or their decorations.
[Monuments] adorned with rostral crowns and naval ornaments.
Addison.
{ Ros"trate (?), Ros"tra*ted (?) }, a. [L. rostratus, fr. rostrum a
beak. See Rostrum.] 1. Having a process resembling the beak of a bird;
beaked; rostellate.