magenta

(noun) a primary subtractive color for light; a dark purple-red color; the dye for magenta was discovered in 1859, the year of the battle of Magenta.

(noun) a battle in 1859 in which the French and Sardinian forces under Napoleon III defeated the Austrians under Francis Joseph I. Synonyms: Magenta, Battle of Magenta.

(adj) of deep purplish red.