Lewis & Short

sētănĭa, ae, f., and sētănĭum (-on), i, n., = σητανία and σητάνιον.

  1. I. The name of a kind of medlar: setania, Plin. 15, 20, 22, § 84.
    Also in the neutr. subst.: non possunt militares pueri setania educier, Plaut. Truc. 5, 16.
  2. II. Setania, a kind of onion, Plin. 19, 6, 32, § 102.
  3. III. Setanion, a kind of bulb, Plin. 19, 5, 30, § 95.