Eber or Heber = "the region beyond"
derivation: the same as (05676)
http://bible.crosswalk.com/Lexicons/Hebrew/heb.cgi?number=05677&version=kjv

(05676)
1] region beyond or across, side
   1.a] region across or beyond
   1.b] side, opposite side
derivation: from (05674)
http://bible.crosswalk.com/Lexicons/Hebrew/heb.cgi?number=5676&version=kjv

(05674)
1] to pass over or by or through, alienate, bring, carry, do away, take, take away, transgress
   1.a] (Qal)
       1.a.1] to pass over, cross, cross over, pass over, march over, overflow, go over
       1.a.2] to pass beyond
       1.a.3] to pass through, traverse
   1.b] passers-through (participle)
   1.c] to pass through (the parts of victim in covenant)
       1c.1] to pass along, pass by, overtake and pass, sweep by
   1.d] passer-by (participle)
   1.e] to be past, be over
       1.e.1] to pass on, go on, pass on before, go in advance of, pass along, travel, advance
       1.e.2] to pass away
   1.f] to emigrate, leave (one's territory)
   1.g] to vanish
   1.h] to perish, cease to exist
   1.i] to become invalid, become obsolete (of law, decree)
   1.j] to be alienated, pass into other hands
   1.k] (Niphal) to be crossed
   1.l] (Piel) to impregnate, cause to cross
   1.m] (Hiphil)
       1.m.1] to cause to pass over, cause to bring over, cause to cross over, make over to, dedicate, devote
       1.m.2] to cause to pass through
       1.m.3] to cause to pass by or beyond or under, let pass by
       1.m.4] to cause to pass away, cause to take away
   1.n] (Hithpael) to pass over
http://bible.crosswalk.com/Lexicons/Hebrew/heb.cgi?number=5674&version=kjv

A link to each occurrence of this word in the homepage:
1] Eber