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

It is better wither to be silent, or to say things of more value than silence. Sooner throw a pearl at hazard than an idle or useless word; and do not say a little in many words, but a great deal in a few.
Pythagoras