a. [f. SYMPOSIUM + -AL.] = SYMPOSIAC a.

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1775.  Sir E. Barry, Observ. Wines Ancients, 276. The different symposial topics of conversation.

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1880.  J. Cairns, Unbelief in 18th Cent., iii. (1881), 72. An account of a pantheistic club … with a description of their … symposial usages.

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