Noun
(Judaism) Someone whom Halacha considers menstruant.
(Judaism) The menstrual period.
Source: en.wiktionary.orgThe handful of queer couples that Nechama Barash, an Orthodox teacher who instructs brides-to-be on niddah and other topics related to married life, has counseled have chosen to observe a shorter period of niddah. Source: Internet
The permissive responsum on homosexuality used the Conservative movement's approach to Niddah as an analogy for construing the Biblical prohibition against male homosexual conduct narrowly and lifting restrictions it deemed Rabbinic in nature. Source: Internet
Niddah 46A The term "bar mitzvah", in the sense it is now used, cannot be clearly traced earlier than the 14th century, the older rabbinical term being "gadol" (adult) or "bar 'onshin" (legally responsible for own misdoings). Source: Internet
It is already clearly stated in the Talmud tractate Niddah, that a woman only becomes pregnant in specific periods in the month which seemingly refers to ovulation. Source: Internet
The Jerusalem Talmud is incomplete here, but the Babylonian Talmud on Tractate Niddah (2a–76b) is complete. Source: Internet