Urimand Thummim

U·rim and Thum·mim (yo͝orʹĭm ən thŭmʹĭm, o͝orʹĭm; to͝omʹĭm) pl.n.

Sacred objects carried inside the breastplate of the high priest of ancient Israel and used as oracular media to divine the will of God.

  [Partial translation of Hebrew ’ûrîm wĕtummîm: ’ûrîm, perhaps pl. of ’ûr, flame, light (from ’ôr, to be light. See ʾwr in Semitic Roots) + wə-, and + tummîm, pl. of tōm, completion, integrity (from tam, to be complete. See tmm in Semitic Roots).]

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