Yom Kippur[yäm′ki po̵or′, yôm′-, -kip′ər]
one of the Jewish High Holidays, the Day of Atonement, a fast day of repentance during which the prayers recited include the Kol Nidre, observed on the 10th day of Tishri: Lev. 16:29-34
Origin of Yom KippurClassical Hebrew (language) yom-kipur ; from yom, day + kipur ; from kiper, atone ; from root kpr, deny, disavow
A holy day observed on the tenth day of Tishri and marked by fasting and prayer for the atonement of sins. Also called Day of Atonement.
Origin of Yom KippurHebrew yôm kippûr : yôm, day; see ywm in Semitic roots + kippûr, atonement (from kippēr, to cover, atone; see kpr1 in Semitic roots).
From Hebrew יוֹם כִּפּוּר (yom kippúr, “Yom Kippur”, literally “day of atonement”).