Part 402

Rope"-yarn` (?), n. the yarn or thread of any stuff of which the strands of a rope are made.

Rop"i*ly (?), adv. In a ropy manner; in a viscous or glutinous manner.

Rop"i*ness, n. Quality of being ropy; viscosity.

Rop"ish, a. Somewhat ropy.

Rop"y (?), a. capable of being drawn into a thread, as a glutinous substance; stringy; viscous; tenacious; glutinous; as ropy sirup; ropy lees.

Roq"ue*laure (?; 277), n. [F.; so called after Duc de Roquelaure, in the reign of Louis XIV.] A cloak reaching about to, or just below, the knees, worn in the 18th century. [Written also roquelo.]

Ro*quet" (?), v. t. [Etymol. uncertain] (Croquet) To hit, as another's ball, with one's own ball.

Ro*quet", v. i. To hit another's ball with one's own.

Ro"ral (?), a. [L. ros, roris, dew.] Of or pertaining to dew; consisting of dew; dewy. [R.] M. Green.

Ro*ra"tion (?), n. [L. roratio, fr. rorare to drop dew, fr. ros dew.] A falling of dew. [R.]

Ro"ric (?), a. [L. ros, roris, dew.] Of or pertaining to dew; resembling dew; dewy.

Roric figures (Physics), figures which appear upon a polished surface, as glass, when objects which have been near to, or in contact with, the surface are removed and the surface breathed upon; -- called also Moser's images.

Ro"rid (?), a. [L. roridus, fr. ros, roris, dew.] Dewy; bedewed. [R.] T. Granger.

Ro*rif"er*ous (?), a. [L. rorifer; ros, roris, dew + ferre to bear: cf. F. rorifère.] generating or producing dew. [R.]

Ro*rif"lu*ent (?), a. [L. ros, roris, dew + fluens, p. pr. of fluere to flow.] Flowing with dew. [R.]

Ror"qual (?), n. [Norw. rorqualus a whale with folds.] (Zoöl.) A very large North Atlantic whalebone whale (Physalus antiquorum, or Balænoptera physalus). It has a dorsal fin, and strong longitudinal folds on the throat and belly. Called also razorback.

It is one of the largest of the whales, somethimes becoming nearly one hundred feet long, but it is more slender than the right whales, and is noted for its swiftness. The name is sometimes applied to other related species of finback whales.

Ro"ru*lent (?), a. [L. rorulentus, from ros, roris, dew.] 1. Full of, or abounding in, dew. [R.]

2. (Zoöl.) Having the surface appearing as if dusty, or covered with fine dew.

Ro"ry (?), a. [L. ros, roris, dew.] Dewy. [R.]

And shook his wings with rory May-dew wet.

Fairfax.

Ro*sa"ceous (?), a. [L. rosaceus, fr. rosa rose.] 1. (Bot.) (a) Of or pertaining to a natural order of plants (Rosaceæ) of which the rose is the type. It includes also the plums and cherries, meadowsweet, brambles, the strawberry, the hawthorn, applies, pears, service trees, and quinces. (b) Like a rose in shape or appearance; as, a rosaceous corolla.

2. Of a pure purpish pink color.

Ro*sac"ic (?), a. [See Rosaceous.] (Old med. Chem.) Pertaining to, or designating, an acid (called also lithic acid) found in certain red precipitates of urine. See Uric. [Obs.]

Ro*sal"gar (?), n. realgar. [Obs.] chaucer.

||Ro*sa"li*a (?), n. [Cf. F. rosalie.] (Mus.) A form of melody in which ||a phrase or passage is successively repeated, each time a step or ||half step higher; a melodic sequence.

Ros*an"i*line (? or ?), n. [Rose + aniline.] (Chem.) A complex nitrogenous base, C20H21N3O, obtained by oxidizing a mixture of aniline and toluidine, as a colorless crystalline substance which forms red salts. These salts are essential components of many of the socalled aniline dyes, as fuchsine, aniline red, etc. By extension, any one of the series of substances derived from, or related to, rosaniline proper.