jūbĭlaeus (jūbĕlaeus; jŭb-, incorrectly), i, m. [ἰωβηλαῖος; Hebr. jōbēl],
the year of jubilee among the Jews , in which all slaves were set free and all lands reverted to their former possessors; it took place every fifty years: quinquagesimus annus Cum Jubilaeus adest, Arat. Act. Apost. 2, 677;