Lexical Definition

‎ἦθος‎ ēthos (ay'-thos) moral ^G:N-N
a strengthened form of ‎ἔθος‎

manners.

• usage, i.e. (plural) moral habits

Abbott-Smith

** ἦθος, -εος (-ους), τό, [in LXX: Si, prol.:27 20:26(25), IV Mac 1:29 2:7, 21 5:24 13:27*;]
1. 1, a haunt, abode.
2. = ἔθος, custom, manner: pl., I Co 15:33.†

Abbott-Smith References

Liddell-Scott-Jones

ἦθος, εος, τό

(compare ἔθος), an accustomed place: hence, in plural, haunts or abodes of animals, μετά τ᾽ ἤθεα καὶ νομὸν ἵππων [Refs 8th c.BC+]; of lions, [Refs 5th c.BC+]; of fish, [Refs 2nd c.AD+]; of the abodes of men, [Refs 8th c.BC+]; ἔλεγον ἐξ ἠθέων τὸν ἥλιον ἀνατεῖλαι away from his accustomed place, [Refs 5th c.BC+]; of plants, [Refs 4th c.AD+]: metaphorically, with play on signification [Refs 5th c.BC+]

__II custom, usage: in plural, manners, customs, [Refs 8th c.BC+]; ἐθρέψω Ξέρξην ἐν τοῖς αὐτοῖς ἤ[Refs 5th c.BC+]
__II.2 disposition, character, ἐπίκλοπον ἦθος [Refs 8th c.BC+]; ἀκίχητα ἤ., of Zeus, [Refs 5th c.BC+]; ὦ μιαρὸν ἦ. [Refs]; τὸ τῆς πόλεως ἦ. [Refs 5th c.BC+]; βελτίων τῆς πόλεως τὸ ἦ. [Refs 4th c.BC+]; especially moral character, opposed to διάνοια, [Refs 4th c.BC+]; as the result of habit, τὸ πᾶν ἦ. διὰ ἔθος [Refs 5th c.BC+]; ἦ. πηγὴ βίου Stoic. cited in [Refs 5th c.AD+]; τῆς ψυχῆς, τῆς γνώμης, [Refs 5th c.BC+]: plural, traits, characteristics, [Refs 5th c.BC+]: seldom in plural, of an individual, στερρὸν τὰ ἤθεα [Refs 5th c.BC+]
__II.2.b of outward bearing, ὡς ἱλαρὸν τὸ ἦ. [Refs 5th c.BC+]; ὑψηλὸς τῷ ἤ. [Refs 1st c.AD+]: in plural, of facial expression, ὀφθαλμῶν ἤθη [Refs 2nd c.AD+]
__II.2.c in Rhet., delineation of character, ἦ. ἔχουσιν οἱ λόγοι ἐν ὅσοις δήλη ἡ προαίρεσις [Refs 4th c.BC+]; especially opposed to πάθος, [Refs 3rd c.AD+]; κατ᾽ ἦ. λέγεσθαι, opposed to κατὰ πάθος, [Refs 4th c.BC+]; so of works of art, ἡ Ζεύξιδος γραφὴ οὐδὲν ἔχει ἦ. [Refs 4th c.BC+]; also of Music, [Refs 2nd c.AD+]
__II.2.d dramatis persona, εἰσάγει ἄνδρα ἢ γυναῖκα ἢ ἄλλο τι ἦ. [Refs 4th c.BC+]
__II.3 also of animals, ἦ. τὸ πρὸς τοκέων (probable reading for ἔθος) [Refs 5th c.BC+]; of things, nature, kind, παρὰ δ᾽ ἦ. ἑκάστῳ (to each of the four elements) [Refs 5th c.BC+]
__II.4 ἐν ἤθει tactfully [Refs 1st c.AD+]; διὰ μέτριον ἦθος, of the expression δοκεῖ μοι, [Refs 7th c.AD+]