Meaning

noun an inhabitant of Arcadia

adjective (used with regard to idealized country life) idyllically rustic

originEtymology tree Proto-Indo-European *h₂erkʷ- Proto-Indo-European *h₂erkʷos Proto-Italic *arkuos Latin arcus Italian arcatabor. French arcadeubor. English arcade Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānus Latin -iānusbor. English -ian English arcadian From arcade + -ian.

Etymology from Wiktionary, CC BY-SA 3.0