mikveh UK /ˈmɪkfə/US /ˈmɪkvə/ noun1 •(Judaism) A ritual bath in which various Jewish purifications are performed.On the night before her wedding Channa Washinsky would certainly have immersed herself in the ritually cleansing waters of the mikveh. — 2006 formsmikvehs · mikveot · mikvos · mikvot · mikvoth