Defn: Pertaining to, or designating, an acid (called also lithic acid) found in certain red precipitates of urine. See Uric. [Obs.]
ROSALGAR
Ro*sal"gar, n.
Defn: realgar. [Obs.] chaucer.
ROSALIA
Ro*sa"li*a, n. Etym: [Cf. F. rosalie.] (Mus.)
Defn: A form of melody in which a phrase or passage is successively repeated, each time a step or half step higher; a melodic sequence.
ROSANILINE
Ros*an"i*line ( or ), n. Etym: [Rose + aniline.] (Chem.)
Defn: 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.
ROSARIAN
Ro*sa"ri*an, n.
Defn: A cultivator of roses.
ROSARY
Ro"sa*ry, n.; pl. Rosaries. Etym: [LL. rosarium a string of beads, L.
rosarium a place planted with roses, rosa a rose: cf. F. rosaire. See
Rose.]