Lewis & Short

eclŏgārĭus, a, um, adj. [ecloga], of or belonging to a selection; only as subst.

  1. I. eclŏgārĭum, i, n., a collection of selected poems, the title of a book of Ausonius, Weber, Corp. Poet. Lat. pp. 1254 sqq.
  2. II. eclŏgārii, ōrum, m., sc. libri, = eclogae, select passages from a work, Cic. Att. 16, 2 fin. Orell. N. cr.