rb

WORDNET DICTIONARY

rb(n = noun.substance) atomic number 37, rubidium - 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;

is a kind of metal, metallic element

rb, symb. Chem. the element rubidium.

Table of Contents -- cattell POS
HYPHEN
WORDNET DICTIONARY

Noun

Cat=tell

cattell(n = noun.person) r. b. cattell, ray cattell, raymond b. cattell, raymond bernard cattell - American psychologist (born in England) who developed a broad theory of human behavior based on multivariate research (1905-1998);

is a kind of psychologist

cattell(n = noun.person) james mckeen cattell - American psychologist and editor (1860-1944);

is a kind of editor, editor in chief, psychologist