Definition of "triclinium" [tri•clin•i•um]

• A couch facing three sides of a rectangular table, used by the ancient Greeks, Etruscans, and Romans for reclining at meals. (noun)
• A room containing such a couch or couches; a dining room. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "To the right of the triclinium is a very elegant chamber, and another, which you may call either a very large chamber (_cubiculum_), or moderate-sized eating-room (_cœnatio_), which commands a full prospect both of the sun and sea."
• "Soprintendenza Speciale per i Beni Archeologici di Napoli e Pompei/Fotografica Foglia\ A bronze brazier Off the atrium, a nearly full complement of burnt-sienna and ocher walls was discovered in the triclinium , or dining room, of a country villa near Castellammare di Stabia; their frescoed panels portray Neptune carrying Amymone away on a galloping stallion, Dionysus and Ceres reclining on a seahorse skimming blue waters and a triumphal Dionysian procession led by a satyr."
• "She may even have been responsible for commissioning the unique design and decoration of the triclinium.66"