Etymology of the Greek word eidolon (εἴδωλον)
the Greek word
eidolon, εἴδωλον (an image (for worship); by implication, a heathen god, or (plural) the worship of such)
derived from the Greek word
eidos, εἶδος (form, likeness, appearance, resemblance; a view; form )
derived from the Proto-Indo-European root
*weid-Derivations in Greek
eidololatreia,
eidololatres,
eidolothutonDerivations in other languages
Italian
idolologia, Italian
pareidolia, Latin
idolum