Orgiastic : adj. (word from the Greek orgiakos).
The adjective "orgiac" has several meanings:
1. Antiquity : Some groupsex. Worship, holidays orgiastic.
2. Literary: Which takes onorgy, evokes theorgy.
Quote from the French poet Charles Baudelaire (1821-1867): “The voluptuous and orgiastic part of the Tannhäuser overture”.