Lewis & Short

ĕtēsius, a, um, adj., = ἐτήσιος, yearly.

  1. I. Prop.: flabra aquilonum = etesiae, Lucr. 5, 742; 6, 730 Munro ad loc.; cf. id. 6, 715 sqq.
  2. II. Transf.: lapis, a kind of stone, Plin. 36, 22, 43, § 157.