Matching Words
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Rubidine
- - A nitrogenous base homologous with pyridine, obtained from coal tar as an oily liquid, C11H17N; also, any one of the group od metameric compounds of which rubidine is the type.
Rubidium
- noun - a soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite
Rubiform
- - Having the nature or quality of red; as, the rubiform rays of the sun.
Rubrical
- - Colored in, or marked with, red; placed in rubrics.
Rubstone
- - A stone for scouring or rubbing; a whetstone; a rub.
Ruby-Red
- adjective - of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies
Rubytail
- - A European gold wasp (Chrysis ignita) which has the under side of the abdomen bright red, and the other parts deep bluish green with a metallic luster. The larva is parasitic in the nests of other wasps and of bees.
Rubywood
- - red sandalwood. See under Sandalwood.