Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

dēcessor, ōris, m. [decedo, no. I. B. 2],

  1. I. one who retires from a province he has governed; hence, with reference to his successor, a retiring officer (rare): successori decessor invidit, Cic. Scaur. Fragm. § 33, p. 187 ed. Beier; so Tac. Agr. 7; Dig. 1, 16, 4, § 4.
  2. II. In gen., a predecessor in office (late Lat.), August. in Psal. 43, 16 al.