| n. | 1. | The governor of a country or province who rules in the name of the sovereign with regal authority, as the king's substitute; |
| 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 larvæ feed on willow, poplar, and apple trees. |
| Noun | 1. | viceroy - governor of a country or province who rules as the representative of his or her king or sovereign Synonyms: vicereine |
| 2. | viceroy - showy American butterfly resembling the monarch but smaller Synonyms: Limenitis archippus |