Associations to the word «Rb»

Wiktionary

RB, symbol. (element symbol) Symbol for rubidium.

Dictionary definition

RB, 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.

Wise words

Words are always getting conventionalized to some secondary meaning. It is one of the works of poetry to take the truants in custody and bring them back to their right senses.
William Butler Yeats