STRONGS NT 4473: ῤαντισμός

ῤαντισμός, ῤαντισμοῦ, ὁ (ῤαντίζω, which see), used only by Biblical and ecclesiastical writers, a sprinkling (purification): αἷμα ῤαντισμοῦ, blood of sprinkling, i. e. appointed for sprinkling (serving to purify), Hebrews 12:24 (ὕδωρ ῤαντισμοῦ for הַנִּדָּה מֵי, Numbers 19:9, 13, 20f); εἰς ῤαντισμόν αἵματος Ἰησοῦ Χριστοῦ, i. e. εἰς τό ῥαντίζεσθαι (or ἵνα ῥαντιζωνται) αἵματι Ἰησοῦ Χριστοῦ, that they may be purified (or cleansed from the guilt of their sins) by the blood of Christ, 1 Peter 1:2 (Winer's Grammar, § 30, 2 α.).