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Meaning of aerarian

ae•rar•i•an

Pronunciation: (ē-râr'ē-un), [key]
— Rom. Hist. Rom. Hist.
—adj.
  1. of or pertaining to the aerarium.
—n.
  1. a member of the lowest class of Roman citizens, who paid a poll tax but did not vote.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.