ADVERSARIA

ADVERSA'RIA, noun [Latin from adversus. See Adverse.]Among the ancients, a book of accounts, so named from the placing of debt and credit in opposition to each other. A commonplace book.

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‖Ad′ver‐sa″ri‐a (�), n. pl. [[L. adversaria (sc. scripta), neut. pl. of adversarius.]] A miscellaneous collection of notes, remarks, or selections; a commonplace book; also, commentaries or notes. These parchments are supposed to have been St. Paul's adversaria. Bp. Bull.