QUARTZ n.
A form of silica, or silicon dioxide (SiO2), occurring in hexagonal crystals, which are commonly colorless and transparent, but sometimes also yellow, brown, purple, green, and of other colors; also in cryptocrystalline massive forms varying in color and degree of transparency, being sometimes opaque.…
RAMPANT a.
ampant regardant, rampant, but looking backward. -- Rampant vault (Arch.), a continuous wagon vault, or cradle vault, whose two abutments are located on an inclined planed plane, such as the vault supporting a stairway, or forming the ceiling of a stairway.
REPUGNANCE; REPUGNANCY n.
ondition of being repugnant; opposition; contrariety; especially, a strong instinctive antagonism; aversion; reluctance; unwillingness, as of mind, passions, principles, qualities, and the like. That which causes us to lose most of our time is the repugnance which we naturally have to labor. Dryden. Let the foes quietl…
RIVER n.
fresh-water crabs of the genus Thelphusa, as T. depressa of Southern Europe. -- River dragon, a crocodile; -- applied by Milton to the king of Egypt. -- River driver, a lumberman who drives or conducts logs down rivers. Bartlett. -- River duck (Zoöl.), any species of duck belonging to Anas, Spatula, and allied gene…