Where does “psychedelic” come from?

Psychedelic derives from Ancient Greek ψυχή (soul or mind) plus the suffix -η and -ᾱ, ultimately from Proto-Indo-European -eh₂, referring to substances believed to reveal or manifest the soul.

psychedelic (English): Of, containing, generating, or reminiscent of...

Definitions

Of, containing, generating, or reminiscent of...

Ancestry of “psychedelic”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ψυχή	The animating principle of a human or animal...
2	Ancient Greek	-η	Added to verbal stems ending in a consonant to...
3	Ancient Greek	-ᾱ	nominal suffix
4	Proto-Indo-European	-éh₂	—

Words derived from “psychedelic”

psychedelia
psychedelically
cyberdelic
postpsychedelic
nonpsychedelic
prepsychedelic
neopsychedelic
psychedelicize
-adelic
psichedelico
pszichedelikus
psytrance
unpsychedelic
antipsychedelic
hypnodelic
folkadelic
psicodélico
psychodeliczny
psykedeeli
サイケデリック
funkadelia
psichedelia
neopsychedelia
psicodelia

Every word from Proto-Indo-European -éh₂ →