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. (Zoöl.) A large and handsome American butterfly (Basilarchia, or Limenitis, archippus). Its wings are orange-red, with black lines along the nervures and a row of white spots along the outer margins. The larvæ feed on willow, poplar, and apple trees.

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. (Zoöl.) A large and handsome American butterfly (Basilarchia, or Limenitis, archippus). Its wings are orange-red, with black lines along the nervures and a row of white spots along the outer margins. The larvæ feed on willow, poplar, and apple trees.

• The governor of a country, province, or colony, ruling as the representative of a sovereign
  
• An orange and black North American butterfly (Limenitis archippus), named because it is similar, but smaller than a monarch