(Rub"ble*stone`) n. See Rubble, 1 and 2.
(Rub"ble*work`) n. Masonry constructed of unsquared stones that are irregular in size and
(Rub"bly) a. Relating to, or containing, rubble.
(Ru*bed"i*nous) a. [L. rubedo redness, fr. rubere to be red.] Reddish. [R.] M. Stuart.
(Ru`be*fa"cient) a. [L. rubefaciens, p. pr. of rubefacere to make red; rubere to be red +
facere to make.] Making red. n. (Med.) An external application which produces redness of the
(Ru`be*fac"tion) n. The act or process of making red.
(Ru"be*let) n. A little ruby. Herrick.
(||Ru*bel"la) n. [NL., fr. L. rubellus reddish.] (Med.) An acute specific disease with a dusky
red cutaneous eruption resembling that of measles, but unattended by catarrhal symptoms; called
also German measles.
(Ru*belle") n. [L. rubellus reddish.] A red color used in enameling. Weale.
(Ru"bel*lite) n. [L. rubellus reddish, dim. of ruber red.] (Min.) A variety of tourmaline varying
in color from a pale rose to a deep ruby, and containing lithium.
(||Ru*be"o*la) n. [NL., fr. L. ruber red.] (Med.) (a) the measles. (b) Rubella.
(Ru`ber*y*thrin"ic) a. [L. ruber red + erythrin.] (Chem.) Pertaining to, or designating,
an acid extracted from madder root. It is a yellow crystalline substance from which alizarin is obtained.
(Ru*bes"cence) n. The quality or state of being rubescent; a reddening; a flush.
(Ru*bes"cent) a. [L. rubescens, -entis, p. pr. of rubescere to grow red, v. incho from rubere
to be red: cf. F. rubescent. See Ruby.] Growing or becoming red; tending to redness.
(Ru`bi*a"ceous) a. [L. rubia madder, fr. rubeus red.] (Bot.) Of or pertaining to a very
large natural order of plants (Rubiaceæ) named after the madder and including about three hundred and
seventy genera and over four thousand species. Among them are the coffee tree, the trees yielding
peruvian bark and quinine, the madder, the quaker ladies, and the trees bearing the edible fruits called