The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.
Appendix II
Semitic Roots
ENTRY:
wr.
DEFINITION:
Central Semitic, to be(come) light. a.Urim and Thummim, from Hebrew ûrîm, perhaps plural of ûr, flame, light; b.Uriah, from Hebrew ûrîyh, my light (is) Yahweh, from ûrî, my light, from ûr, light + -î, my (yh, Yahweh; see hwy). Both a and b from Hebrew ôr, to be(come) light.