Lewis & Short

dentāle, is, and dentālia, ium (only the plural class.; sing. post-class.), n. [dens, no. I. B.], the share-beam, to which the vomer or ploughshare was attached.

  1. I. Prop., plur., Verg. G. 1, 172; Col. 2, 2, 24.
    Sing.: genus vomerum toto porrectum dentali, Plin. 18, 18, 48, § 171.
  2. * II. Meton.: sulco terens dentalia, a ploughshare, Pers. 1, 73.