The monarch of a country is the king, queen, emperor, or empress. a king or queen monarchical (monarcha, from , from mono- ( MONO-) + -archos (from archein ))
large migratory American butterfly having deep orange wings with black and white markings; the larvae feed on milkweed
{i} hereditary sovereign, sole ruler, king, queen; orange and black migratory butterfly (Zoology)
A migratory butterfly, Danaus plexippus, found in North America. See w: en: Monarch butterfly