Defn: Pertaining to, or designating, an acid which is obtained from gallic acid as a brown or red crystalline substance, and is related to rufiopin and anthracene.
RUFIOPIN
Ru`fi*o"pin, n. Etym: [L. rufus reddish + opianic.] (Chem.)
Defn: A yellowish red crystalline substance related to anthracene, and obtained from opianic acid.
RUFOL
Ru"fol, n. Etym: [L. rufus reddish + -ol.] (Chem.)
Defn: A phenol derivative of anthracene obtained as a white crystalline substance, which on oxidation produces a red dyestuff related to anthraquinone.
RUFOUS
Ru"fous, a. Etym: [L. rufus.]
Defn: Reddish; of a yellowish red or brownish red color; tawny.
RUFT
Ruft, n. (Med.)
Defn: Eructation; belching. [Obs.]
RUFTERHOOD
Ruf"ter*hood, n. Etym: [Cf. Ruff a plaited collar.] (Falconry)