Lexical Definition

‎κατώτερος‎ katṓteros (kat-o'-ter-os) lower ^G:A
comparative from ‎κάτω‎

lower.

• inferior (locally, of Hades)

Abbott-Smith

κατώτερος, -έρα, -ερον (< κάτω), [in LXX for תַּחְתּוֹן, תַּחְתִּי;]
lower; τὰ. κ. τῆς γῆς (v. AR, Eph 4:9; for rendering this lower earth, v. ICC, Eph 4:9), the lower parts of the earth (cf. Ps 138 (139):15; cf. also MGr., ἡ κάτου γῆ, the underworld, Thumb, MGV, 334): Eph 4:9.†

Abbott-Smith References

Liddell-Scott-Jones

κατώτερος, α, ον,

comparative adjective from κάτω, lower, [NT+5th c.BC+]; more southerly, [Refs]

__2 of Time, later, younger, [Refs 3rd c.BC+] adverb κατωτέρω, see at {κάτω}.

_{LSJ Scripture Refs: Eph.4.9}