Lewis & Short

rĕlātor, ōris, m. [refero].

  1. I. A mover, proposer, in public deliberations: Lentulo consule relatore, Balb. ap. Cic. Att. 8, 15, A, § 2.
      1. 2. A relater, narrator, in gen., Ven. Vit. S. Mart. 2, 471; Sid. Ep. 7, 2 al.
  2. II. RELATOR AVCTIONVM, a reporter or recorder of public auctions, Inscr. Orell. 3238.