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symposiast

[sim-poh-zee-ast, -uh st]
noun
  1. a person who attends or participates in a symposium.

Origin of symposiast

1650–60; orig. < assumed Greek symposiastḗs (unattested), a derivative of symposiázein “to drink together” (with agentive suffix -tēs), a verbal derivative of symposíon “drinking party” (see symposium); in recent use probably recoinage: symposi(um) + -ast
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for symposiast

symposiast

noun
  1. a person who takes part in a symposium
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012