• WordNet 3.6
    • adj orgiastic used of riotously drunken merrymaking "a night of bacchanalian revelry","carousing bands of drunken soldiers","orgiastic festivity"
    • adj orgiastic used of frenzied sexual activity
    • ***
Webster's Revised Unabridged Dictionary
    • a Orgiastic Pertaining to, or of the nature of, orgies.
    • ***
Century Dictionary and Cyclopedia
    • orgiastic Pertaining to or characteristic of the orgies or mystic festivities of the ancient Greeks, Phrygians, etc., especially those in honor of Bacchus or of Cybele; characterized by or consisting in wild, unnatural, impure, or cruel revelry; frantically enthusiastic: as, orgiastic rites; orgiastic worship. See orgy.
    • ***


Webster's Revised Unabridged Dictionary
Gr. . See Orgy


In literature:

Dancing was in progress, or, rather, one of those orgiastic ceremonies which passed for dancing during this pagan period.
"Dope" by Sax Rohmer
This orgiastic intercourse between the corrupt and the criminal was not confined to one country.
"After the Rain" by Sam Vaknin
Hence among primitive peoples New Year is often characterised by orgiastic rites.
"The Religion of the Ancient Celts" by J. A. MacCulloch
The worship of the gods assumed a more terrific and orgiastic character.
"India, Old and New" by Sir Valentine Chirol
Even the Dry-towners shunned the orgiastic rituals of Kamaina.
"The Door Through Space" by Marion Zimmer Bradley
The mood was rapturous, but not abandoned; ecstatic, but not orgiastic.
"Appearances" by Goldsworthy Lowes Dickinson
The cult of the Asian Great Mother (whom the Greeks identified with their Leto) had orgiastic elements.
"Introduction to the History of Religions" by Crawford Howell Toy
He found that the Dionysian state depended on emotional or orgiastic intoxication.
"The Literature of Ecstasy" by Albert Mordell
Under the empire the festival assumed a more orgiastic character.
"Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4" by Various
Her especial affinity with wild nature was manifested by the orgiastic character of her worship.
"Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 4" by Various

In news:

Hope it wasn't a drug OD from the Britanno-Roman orgiastic niteclubbing.
Unofficial is 'orgiastic defilement ' of St Patrick.
Unofficial is ' orgiastic defilement' of St Patrick.
Mount Adams yields a fantasy meal of orgiastic proportions.
To call the long battle at the end of "The Expendables" orgiastic is to reveal how much the film is built like a work of porn.