A mikveh or mikvah (Hebrew: מִקְוֶה / מקווה, Modern: mikve, Tiberian: miqweh, pl. mikva'ot, mikvoth, mikvot, or (Yiddish) mikves,[1][2] lit., "a collection") is a Jewishritualbath. It is used to cleanse ritual impurity. Immersion in a mikveh is also a part of the traditional process for converting to Judaism.