#6166 עַרָד `Arad {ar-awd'} from an unused root meaning to sequester itself; TWOT - n/a; —Hebrew Word Study (Transliteration-Pronunciation Etymology & Grammar)

http://lexiconcordance.com/hebrew/615.html#66

 Arad = "a wild ass"
 n pr m
 1) a Benjamite, son of Beriah, who drove out the inhabitants of Gath
 n pr loc
 2) a royal city of the Canaanites north of the wilderness of Judah

—Brown-Driver-Briggs (Old Testament Hebrew-English Lexicon)

From an unused root meaning to sequester itself; fugitive; Arad, the name of a place near Palestine, also of a Canaanite and an Israelite:—Arad.

—Strong's (Hebrew & Chaldee Dictionary of the Old Testament)

 AV - Arad 5; 5

Arad

Numbers 21:1; 33:40. Joshua 12:14. Judges 1:16. 1 Chronicles 8:15.