Lexical Definition

‎ὁμοιότης‎ homoiótēs (hom-oy-ot'-ace) likeness ^G:N-F
from ‎ὅμοιος‎

like as, similitude.

• resemblance

Abbott-Smith

ὁμοιότης, -ητος, ἡ (< ὅμοιος), [in LXX: Ge 1:11, 12 (מִין), Wi 14:19, IV Mac 15:4*;]
likeness: καθ’ ὁμοιότητα, in like manner, He 4:15; id. c. gen. (MM, xviii), after the likeness (of), He 7:15.†

Abbott-Smith References

Liddell-Scott-Jones

ὁμοιότης-της, ητος, ἡ,

likeness, resemblance, [Refs 5th c.BC+]; ἡ αὑτοῖς ὁ. τῆς διαγωγῆς mode of passing life like themselves, [Refs]; ὁμοιότηςτητι τετάχθαι κατά τι correspond to.., [Refs]; so ὁμοιότηςτητι εἶναι κατά τι[ὁμοιότηςτητι ">Refs]equally, [Refs]: with dative, resemblance to.., [ὁμοιότηςτητες] γίνονται τοῖς τέκνοις πρὸς τοὺς γεννήσαντας 4th c.BC: Aristoteles Philosophus “Politica” 1262a16, compare “EN” 1108b31 ">Refs 4th c.BC+]; τίνι τῶν ζῴων εἰς ὁμοιότηςτητ; in likeness of what animal ? [Refs 5th c.BC+]; καθ᾽ ὁμοιότηςτητα λέγεσθαι, opposed to ἁπλῶς, [Refs 4th c.BC+]; καθ᾽ ὁ. σημειοῦσθαι, ἡ καθ᾽ ὁ. σημείωσις, [Refs 1st c.BC+]; later καθ᾽ ὁμοιότηςτητα with genitive, in the same way as, ἀξιῶν ἐνταγῆναι κἀμοῦ τὸν υἱὸν τῇ τῶν ἐφήβων γραφῇ καθ᾽ ὁ. τῶν σὺν αὐτῷ [NT+2nd c.AD+]

_{LSJ Scripture Refs: Heb.7.15}