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1. Greek Mythology Of or relating to Dionysus or the Dionysia.
2. often dionysiac Ecstatic or wild.

[Latin Dionȳsiacus, from Greek Dionūsiakos, from Dionūsios; see Dionysian.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Classical Myth & Legend) of or relating to Dionysus or his worship
2. (Classical Myth & Legend) a less common word for Dionysian
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in classic literature ?
Firstly, it is certainly not later than the beginning of the sixth century, for it makes no mention of Iacchus, and the Dionysiac element was introduced at Eleusis at about that period.
Musical amateurs, too, are a folk strangely out of place among philosophers, for they are the last persons in the world who would come to anything like a philosophical discussion, if they could help, while they run about at the Dionysiac festivals as if they had let out their ears to hear every chorus; whether the performance is in town or country--that makes no difference--they are there.
The objects in it reveal, in the earlier sections, extraordinary connections with the post-Mauryan/Shunga style art of India; the Parthian rhyta connect it to Iran; the Seleucid images of Athena, Dionysiac characters, erotes and satyrs connect the material with Hellenistic culture and Sasanian hunting scenes.
In the light of this insight, we must see Greek tragedy as the Dionysiac chorus, continuously discharging itself in an Apolline world of images.
Also associated with poetic talent was Arion, a Dionysiac poet who supposedly invented the dithyramb and who was rescued by a dolphin who was seduced by his music: "y segunda el Delfin te fuera humano" (l.4).
(61) To successfully create what Nietzsche called the "higher possibility of existence and the attainment thereby of a yet higher glorification (through art)" (The Dionysiac Worldview 133, italics in original) is not the sort of thing which can be rushed--movie-going audiences can easily discern which films are successful and which are simply seeking to cash in on a popular trend.
For all that, Dionysiac imagery seeped into early Christian art at the highest level.
In 1911, after four closely written pages listing the Berlin Painter's graphic traits, he spent just eight lines listing Subjects, classifying all the scenes on the pots he had attributed to him under the headings 'Heroic-historical', 'Gods', 'Dionysiac', 'Athletic', 'Fighting and Warriors', 'Komos', or 'Erotic'.
Early chapters overview Dionysus and the Dionysiac religion, the history of EuripidesAE Bacchae, and how Dionysus and tragic drama functioned as sites of conflict in antiquity.
The Dionysiac element of music is apparent not only in the descent within the heart, at the centre of the human being, but also in the descent into one's dreams during sleep--a state that challenges the everyday order of fools and that borderlines on death, or dreamless sleep.