Strong’s Greek
G3067 — loutron
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
λουτρόν
loutron — pronounced loo-tron'
from 3068; a bath, i.e. (figuratively), baptism:--washing. see GREEK for 3068
2 occurrences in the KJV.
Ephesians 5:26
That he might sanctify and cleanse it with the washing of water by the word,
Titus 3:5
Not by works of righteousness which we have done, but according to his mercy he saved us, by the washing of regeneration, and renewing of the Holy Ghost;