Lexical Definition

‎γνησίως‎ gnēsíōs (gnay-see'-ose) genuinely ^G:ADV
adverb from ‎γνήσιος‎

naturally.

• genuinely, i.e. really

Abbott-Smith

** γνησίως, adv., [in LXX: II Mac 14:8, III Mac 3:23 * ;]
sincerely, honourably: Phi 2:20 (for a parallel in π., v. MM, s.v.).†

Abbott-Smith References

Liddell-Scott-Jones

Included with: γνησίως-ος, α, ον,

(γένος) belonging to the race, i. e. lawfully begotten, born in wedlock, νόθον καὶ γνησίωςον [γνησίωςα 5th c.BC: Euripides Tragicus “Hippolytus” 309; γ. φρόνημα 5th c.BC: Sophocles Tragicus “Fragmenta” 307. ">Refs 8th c.BC+]

__2 generally, genuine, legitimate, φίλος [Refs 6th c.BC+] A; γ. γυναῖκες lawful wives, opposed to παλλακίδες, [Refs 5th c.BC+]; γ. τῆς Ἑλλάδος true Greeks, [Refs 4th c.BC+]; μήτηρ τῶν ἐρωτικῶν λόγων, of Aphrodite, [Refs 2nd c.AD+]; γ. ἀρεταί real, unfeigned virtues, [Refs 5th c.BC+]; γ. ὕμνοι inspired song, [Refs 5th c.BC+]; of fevers, γ. τριταῖος a genuine tertian, [Refs 5th c.BC+]; γ. ὄξος genuine vinegar, [Refs 4th c.BC+]; of writings, genuine, [Refs 1st c.AD+] adverb -ίως genuinely, truly, [Refs 5th c.BC+]; γ. φέρειν bear nobly, [Refs 4th c.BC+]; lawfully, τοῖς γ. συμβιώσασιν [Refs 1st c.BC+]
__II γνησίωςα, τά, charges on land, γ. δημόσια [Refs 1st c.AD+]