- Enter a word for the dictionary definition.
From The Collaborative International Dictionary of English v.0.48:
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. [1913 Webster] 2. (Zool.) 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 larvae feed on willow, poplar, and apple trees. [1913 Webster]