Liddell–Scott–Jones: παρατηρ-ητικός

παρατηρ-ητικός,ή,όν,

A. good at observing, Dsc. Ther.Praef. , Ptol. Tetr. 4 ( Comp. ).Adv. -κῶς by observation, ibid., Procl. in Cra. p.74 P.