'Cassius' definitions:

Definition of 'Cassius'

(from WordNet)
noun
Prime mover in the conspiracy against Julius Caesar (died in 42 BC) [syn: Cassius, Cassius Longinus, Gaius Cassius Longinus]

Definition of 'Cassius'

From: GCIDE
  • Cassius \Cas"sius\, n. [From the name of the discoverer, A. Cassius, a German physician of the 17th centry.] A brownish purple pigment, obtained by the action of some compounds of tin upon certain salts of gold. It is used in painting and staining porcelain and glass to give a beautiful purple color. Commonly called Purple of Cassius. [1913 Webster]