Abbott-Smith Manual Greek Lexicon
δικαίωσις (G1347)
2 δικαίωσις , -εως, ἡ ( δικαιόω ), [in LXX for מִשְׁפָּט , Le 24:22 * ;] the act of pronouncing righteous, justification, acquittal : Ro 4:25 5:18 (Cremer, 199).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain