HalachaPronunciation: /ˌhalɑːˈxɑː, həˈlɑːkə/ (also Halakha, Halakah)Definition of Halacha noun [mass noun] Jewish law and jurisprudence, based on the Talmud: the Rabbi will discuss current topics in Halacha according to the HalachaDerivatives Halachic adjective Origin:from Hebrew hălāḵāh 'law'Halacha in other Oxford dictionaries Definition of Halacha in the US English dictionary