λευκαίνω (λευκός), [in LXX: Psa.51:7, Isa.1:18 (לָבַן hi.), etc. ;] to whiten, make white: with accusative of thing(s), Mrk.9:3, Rev.7:14.† (AS)
STRONG'S WORD STUDY
G3021 — λευκαίνω
leukainō · to bleach · Greek
2 tagged verse occurrences
Mark 9:3 · λευκᾶναι.His clothing became glistening, exceedingly white, like snow, such as no launderer on earth can whiten them.Revelation 7:14 · ἐλεύκανανI told him, “My lord, you know.” He said to me, “These are those who came out of the great tribulation. They washed their robes, and made them white in the Lamb’s blood.