be·yond 
(bē-ŏnd, bĭ-yŏnd)
(bē-ŏnd, bĭ-yŏnd)prep.
1. On the far side of; past: Just beyond the fence.
2. Later than; after: beyond midnight.
3. To a degree that is past the understanding, reach, or scope of: an evil beyond remedy.
4. To a degree or amount greater than: rich beyond his wildest dreams.
5. In addition to: asked for nothing beyond peace and quiet.
adv.
1. Farther along or away.
2. In addition; more: wanted her share but nothing beyond.
n.
Idiom: 1. That which is past or to a degree greater than knowledge or experience; the unknown: "Sputnik, the first satellite to enter the great beyond of space" (Dale Russakoff).
2. The world beyond death; the hereafter.
back of beyond
A place that is remote or unsophisticated.
[Middle English biyonde, from Old English begeondan : be, by; see BY1 + geondan, on the far side of; see i- in the Appendix of Indo-European roots.]