English word monarch comes from Ancient Greek μόνος, Ancient Greek ἀρχός
| Dictionary entry | Language | Definition |
|---|---|---|
| μόνος | Ancient Greek (grc) | |
| ἀρχός | Ancient Greek (grc) | |
| μόναρχος | Ancient Greek (grc) | |
| μονάρχης | Ancient Greek (grc) | |
| monarcha | Late Latin (LL) | |
| monarque | Middle French (frm) | |
| monarch | English (en) | (AU, slang) Police.. The monarch butterfly, Danaus plexippus, and other of genus Danaus, found primarily in North America, so called because of the designs on its wings.. The ruler of an absolute monarchy or the head of state of a constitutional monarchy. |