yahrzeit UK /ˈjɑːtsaɪt/US /ˈjɑɹtsaɪt/ noun1 •(Judaism) The anniversary of a person's death, usually a parent's, often marked by the lighting of a memorial candle and other rituals.Sad to say, the Yahrzeit of every-Jew is fading away from the memory of the average Jew in America. — 1930 formsyahrzeits