Liddell-Scott-Jones

σημείωσις (sēmeiōsis) a signal ^G:N-F

σημείωσις-ωσις, εως, ἡ,

indication, notice, [Refs 1st c.AD+]

__II inference from a sign, [σημείωσιςων καὶ σημειώσεων” 2, +others; ὁ καθ᾽ ὁμοιότητα τρόπος τῆς σ. [prev. work] 1; ὁ κατ᾽ ἀνασκευὴν τρόπος τῆς σ. [prev. work] 31. ">Refs 1st c.BC+]
__II.2 in Medicine texts, remarking, observing of symptoms, [Refs 2nd c.AD+]; used by the νεώτεροι for διάγνωσις accusative to [Refs 1st c.AD+]; later, examination, ἡ διὰ τοῦ πυρῆνος σ. [Refs 7th c.AD+]
__III visible sign or token, as a banner, [LXX]

_{LSJ Scripture Refs: LXX.Ps.59.6*}