American English

Definition of bacchanalian adjective from the Oxford Advanced American Dictionary

 

bacchanalian

 adjective
adjective
NAmE//ˌbækəˈneɪlyən//
 
, NAmE//ˌbɑkəˈneɪlyən//
 
(formal)
 
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(of a party, etc.) wild and involving large amounts of alcohol a bacchanalian orgy From the name of the Greek god Bacchus (also called Dionysus), the god of wine and wild enjoyment.
See the Oxford Advanced Learner's Dictionary entry: bacchanalian