governor of a country or province who rules as the representative of his or her king or sovereign
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showy American butterfly resembling the monarch but smaller
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Viceroy \Vice"roy\, n. [F. vice-roi; pref. vice- in the place of (L. vice) + roi a king, L. rex. See {Vice}, prep. and Royal.] 1. The governor of a country or province who rules in the name of the sovereign with regal authority, as the king's substitute; as, the viceroy of India.
2. (Zo["o]l.) A large and handsome American butterfly ({Basilarchia archippus} syn. {Limenitis archippus}). Its wings are orange-red, with black lines along the nervures and a row of white spots along the outer margins. The larv[ae] feed on willow, poplar, and apple trees.
In 1970, at age 39, he was named party first secretary in the grain-growing region, becoming Moscow's viceroy in an area the size of South Carolina.
That same day, an IRA bomb on his yacht killed Lord Louis Mountbatten, India's last viceroy and a cousin of Queen Elizabeth II.