Lexical Definition

‎νεκρόω‎ nekróō (nek-ro'-o) to put to death G:V
from ‎νεκρός‎

be dead, mortify.

Usage: 3 forms in 3 verses
Form Translated As     In Verse(s)
νενεκρωμένου as good as dead Heb.11.12
νενεκρωμένον expired Rom.4.19
Νεκρώσατε do put to death Col.3.5

Abbott-Smith

*† νεκρόω, (< νεκρός),
to make dead, put to death; pass., to be dead: hyperbolically, of impotent age, He 11:12; σῶμα, Ro 4:19. Trop., of carnal impulses, τὰ μέλη, Col 3:5.†

Abbott-Smith References

Book Refs
Romans 4:19
Colossians 3:5
Hebrews 11:12

Liddell-Scott-Jones

νεκρόω-όω,

make dead, mortify, μόριόν τι [Refs 2nd c.AD+]:—passive, νενεκρόωῶσθαι τὸ μόριον [νεκρόωωθῆναι 2nd c.AD: Marcus Antoninus Imperator 7.2; οὐ ψυχὴ κυρίως, ἀλλὰ νενεκρόωωμένη τις 6th c.AD: Simplicius Philosophus “in Aristotelis Physica commentaria - Comm. in Arist. Graeca” 1066.27 ">Refs 2nd c.AD+]; to be dead, νεκρόωωθείς [Refs]; νενεκρόωωμένος, of the body of Abraham, [NT]

__II metaphorically, mortify, νεκρόωώσατε τὰ μέλη [NT]

LSJ Scripture Refs: Rom.4.19Col.3.5