An Etymological Dictionary of Astronomy and Astrophysics

Same as → Hebrew calendar

Etymology (EN): Jewish, adj. of jew, from M.E. jewe, giu, gyu, ju, from O.Fr. juiu, juieu, gyu,
from L.L. judeus, from L. juaeus, from Gk. ioudaios, from Aramaic yehudhai, from Heb. yəhudhi “Jew,”
from Yəhudah “Judah,” literally “celebrated,” name of Jacob’s fourth son and of the tribe descended from him; → calendar.

Etymology (PE): Gâhšomâr→ calendar; yahud, from Ar., from Heb., as above.