a. Roman Law. [ad. late L. libellārius (Du Cange), f. libellus LIBEL sb.] Characterized by the issuing of a libel, or written statement of his cause of action, by the plaintiff as the commencement of a suit.

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1875.  Poste, Gaius, IV. Comm. (ed. 2), 532. The Libellary system which prevailed in the time of Justinian. Ibid., 657. The Libellary procedure … having superseded the Formulary procedure.

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