Lexical Definition

‎ἔνδοξος‎ éndoxos (en'-dox-os) honored ^G:A
from ‎ἐν‎ and ‎δόξα‎

glorious, gorgeous(-ly), honourable.

• in glory, i.e. splendid, (figuratively) noble

Abbott-Smith

ἔνδοξος, -ον (< δόξα [in LXX for כָּבַד, etc. ;]
1. held in honour, of high repute: I Co 4:10.
2. glorious, splendid: of deeds, τά ἔ., Lk 13:17; of clothing, Lk 7:25. Metaph., ἐκκλησία, Eph 5:27 (cf. παράδοξος).†

Abbott-Smith References

Liddell-Scott-Jones

ἔνδοξος-ος, ον,

(δόξα) held in esteem or honour, of high repute, πρός τινος by one, [Refs 5th c.BC+]; -ότατοι ποιηταί [Refs]; νέοι πλούσιοι καὶ ἔ. [Refs 5th c.BC+]

__2 of things, notable, πράγματα [Refs 4th c.BC+]; generally approved, τὸ καλόν, ={τὸ ἔ}., [Refs 4th c.BC+]; glorious, ταφαί [Refs 1st c.AD+] adverb -ξως, frequently in Inscrr., [Refs 3rd c.BC+]: comparative -οτέρως, τὰ ἔνδοξοςα ἐ. λέγειν [Refs 2nd c.AD+]; also στῆλαι ἔχουσαι ἐπιγραφὰς -ξως conspicuously placed, [Refs 1st c.BC+]: superlative -ότατα, ἐβουλεύσασθε [Refs 4th c.BC+]
__II resting on opinion, probable, generally admitted, ἔ. τὰ δοκοῦντα πᾶσιν ἢ τοῖς πλείστοις ἢ τοῖς σοφοῖς, opposed to to what is necessarily true (τὰ πρῶτα καὶ ἀληθῆ), [Refs 4th c.BC+]; ἡ ἔ. διδασκαλία popular teaching, [Refs 2nd c.AD+]
__II.2 adverb -ξως, συλλογίζεσθαι plausibly, opposed to ἀληθῶς, [Refs 4th c.BC+]
__III conceited, οὐκ ἔνδοξοςοι πρὸς τὸ μαθεῖν ἃ μὴ ἴσμεν not too proud to learn, [Refs 1st c.AD+]