Lewis & Short

con-sŏcĭus, a, um,

  1. I. adj., united, connected (late Lat.): elementa sibi valde, Fulg. Myth. 1, 2.
  2. II. Subst.
    1. A. consŏ-cĭus, ii, m., a partaker, aid, companion (with consortes), Cod. Just. 10, 2, 3; Firm. Math. 3, 13, 1.
    2. B. consŏcĭa, ae, f., a female companion, consort: consors totius vitae et consocia, Ambros. Ep. 9, 70.