psychic overtone

psy·chic o·ver·tone

the mental associations related to any stimulus.
References in classic literature ?
Bog-lights, vapours of mysticism, psychic overtones, soul orgies, wailings among the shadows, weird gnosticisms, veils and tissues of words, gibbering subjectivisms, gropings and maunderings, ontological fantasies, pan-psychic hallucinations--this is the stuff, the phantasms of hope, that fills your bookshelves.